Dr. James A. Ashton-Miller

(Reading, Writing, Speaking)

United States Department of Health and Human Services (DHHS): Grant #5R01 DK47516 Biomechanics of Female Stress Urinary Incontinence, 9/30/93 to 8/31/99.
National Institutes of Health (NIH): Grant #R41 DK 59039 A System for Measuring Pelvic Muscle Strength in Women, 9/30/00 to 8/31/01.
United States Department of Health and Human Services (DHHS): U/M ID #93-1037 Why Do Women Develop Stress Incontinence With Age, 9/15/93 to 8/31/98.
United States Department of Health and Human Services (DHHS): Grant #2P60 AG 08808 Claude D. Pepper Older American Independence Center, 9/1/99 to 8/31/04.
National Institutes of Health (NIH) and NIA: Grant #2P60 AG 08808 Older American Independence Center: Biomechanics Core and Richardson Intervention Development Study, 9/1/99 to 8/31/04.
National Institutes of Health (NIH): SCOR, Grant #P50 AR Birth, Muscle Injury and Pelvic Floor Dysfunction, 9/1/02 to 8/31/07.
State of Michigan: Improving Muscle Power and Mobility of Elderly Men and Women, 8/1/02 to 7/31/05.
STTR Subcontract: Grant #R42DK59039-02 A System for Measuring Pelvic Muscle Strength in Women, 8/1/02 to 7/31/04.
Orthopaedic Research and Education Foundation: UM ID #94-0210 The Effects of Intense Athletic Training on the Immature Spine, 7/1/94 to 6/30/97.
National Institutes of Health (NIH): Grant #R01DE08606-08 Pain Modulated Jaw Motor Function, 6/1/97 to 3/31/00.
National Institutes of Health (NIH): Grant #R41 AG 13587 A Device for Testing Leg Muscle Power in the Elderly, 4/1/99 to 3/31/01.
National Institutes of Health (NIH): Grant #P01 AG 10542 Fundamental Aspects of Mobility in Old Adults, 4/1/98 to 3/31/04.
United States Department of Health and Human Services (DHHS): UM ID #92-3204 Fundamental Aspects of Mobility in Old Adults (Program Project), 4/1/93 to 3/31/98.
National Institutes of Health (NIH): Grant #R01 NR 04007 Urinary Incontinence Prevention: Reducing Birthing Risk, 4/1/00 to 3/31/05.
National Institutes of Health (NIH): Grant #DRDA 01-38665 Do Women With Prolapse Have Levator Ani Impairment, 4/1/00 to 3/31/05.
NIH and NIA: Grant #P30 AG 024824-01 Older American Independence Center: Biomechanics Core, 2004 to 2009.
NIH: RO3 AG 023239 Cognitive Impairment Influences Gait in Aging, 2004 to 2005.
State of Michigan: MLSC, Improving Muscle Power and Mobility of Elderly Men and Women: Core 3 Biomechanics Research Laboratory, 2002 to 2005.
State of Michigan: MLSC, Improving Muscle Power and Mobility of Elderly Men and Women: Project 1, Strength and Mobility, 2002 to 2005.
National Institutes of Health (NIH): Grant #R01 DK 51405 What Damage Does Vaginal Birth Cause that Results in SUI, 2/1/97 to 1/31/01.
United States Department of Health and Human Services (DHHS): UM ID #94-0612 Regeneration and Transplantation of Skeletal Muscle, 12/1/93 to 11/30/94.
Personal Products Worldwide, Johnson & Johnson: Pilot Magnetic Resonance (MR) Study of Three-Dimensional (3-D) Vaginal Shape, Phase I, UM ID# 03-1669, 11/01/2002 to 10/31/2003.
General Motors Corporation: UM ID #97-1267 Data Acquisition for Development of an Uteroplacental Interface for the Second Generation Pregnant Abdomen, 10/21/96 to 11/21/97.
NFL Charities: Grant #R01 HD 38665 ACL Injury Mechanisms, 1/1/02 to 12/31/02.
National Institutes of Health (NIH): SCOR P50 HD044406, Birth, Muscle Injury and Pelvic Floor Dysfunction, 09/25/02 to 08/31/07.
Cybernet Systems: Wearable Wireless Fall Event Detector (NIH Grant# 1R43AG024668-01), UM ID# 05-2892, 09/01/2004 to 01/31/2005.
National Institutes of Health (NIH): T32 HD07422-09,The University of Michigan Medical Rehabilitation Research Training Program, 05/01/01 to 04/30/06.

• Thies SB, Richardson JK, DeMott T, Ashton-Miller JA, Influence of An Irregular Surface and Low Light on the Step Variability of Patients With Peripheral Neuropathy During Level Gait, Gait and Posture, epub: 8/19-2004, In Press, 2005
• Thies SB, Richardson JK, Ashton-Miler JA, Effects of Surface Irregularity and Lighting on Step Variability During Gait: a Study in Healthy Young and Older Women, Gait and Posture, epub: 8/18-2004, In Press, 2005
• Morgan DM, Kaur G, Hsu Y, Fenner DE, Guire K, Miller J, Ashton-Miller JA, DeLancey JOL, Does Vaginal Closure Force Differ in the Supine and Standing Positions, The American Journal of Obstetrics & Gynecology, In Press, 2005
• Yang B-S, Ashton-Miller JA, Factors Affecting Stepladder Stability During a Lateral Weight Transfer: a Study in Healthy Young Adults, Applied Ergonomics, In Press, 2005
• Richardson JK, Thies SB, DeMott TK, Ashton-Miller JA, Gait Analysis in a Challenging Environment Differentiates Between Fallers and Non-fallers Among Older Patients With Peripheral Neuropathy, Archives of PM & R, In Press, 2005
• Hsu Y, Chen L, DeLancey JOL, Ashton-Miller JA, Comparison of Vaginal Thickness, Cross-sectional Area, and Perimeter in Patients With Prolapse and Controls, Obstetrics and Gynecology, In Press, 2005
• Lien KC, Morgan DM, DeLancey JOL, Ashton-Miller JA, Pudendal Nerve Stretch During Vaginal Birth: a 3-D Computer Simulation, The American Journal of Obstetrics & Gynecology, In Press, 2005
• Richardson JK, Thies SB, DeMott TK, Ashton-Miller JA, A Comparison of Gait Characteristics Between Older Women With and Without Peripheral Neuropathy in Standard and Challenging Environments., Journal of the American Geriatrics Society, 52(9), 1532-7, Sep 2004
• Miller JM, Umek WH, Delancey JO, Ashton-Miller JA, Can Women Without Visible Pubococcygeal Muscle in MR Images Still Increase Urethral Closure Pressures?, American Journal of Obstetrics and Gynecology, 191(1), 171-5, Jul 2004
• Ahmed AA, Ashton-Miller JA, Is a "loss of Balance" a Control Error Signal Anomaly? Evidence For Three-sigma Failure Detection in Young Adults., Gait & Posture, 19(3), 252-62, Jun 2004
• Richardson JK, Thies SB, DeMott TK, Ashton-Miller JA, Interventions Improve Gait Regularity in Patients With Peripheral Neuropathy While Walking on An Irregular Surface Under Low Light., Journal of the American Geriatrics Society, 52(4), 510-5, Apr 2004
• Umek WH, Morgan DM, Ashton-Miller JA, DeLancey JO, Quantitative Analysis of Uterosacral Ligament Origin and Insertion Points By Magnetic Resonance Imaging., Obstetrics and Gynecology, 103(3), 447-51, Mar 2004
• Ashton-Miller JA, Thoracic Hyperkyphosis in the Young Athlete: a Review of the Biomechanical Issues., Current Sports Medicine Reports, 3(1), 47-52, Feb 2004
• Antonakos CL, Giordani BJ, Ashton-Miller JA, Wayfinding With Visuo-spatial Impairment From Stroke and Traumatic Brain Injury, Disability Studies Quarterly, http://www.dsq-sds.org/_articles_html/2004/summer/dsq_sum04_antonakos_etal.html, 24(3), 2004
• Meinhart-Shibata P, Kramer M, Ashton-Miller JA, Persad C, Kinematic Analyses of the 180 Degree Standing Turn: Effects of Age on Strategies Adopted By Healthy Young and Older Women, Gait and Posture, epub:10/12-2004, In Press, 2004
• Schulz BW, Ashton-Miller JA, Alexander NB, Compensatory Stepping in Response to Waist Pulls in Balance-Impaired and Unimpaired Women, Gait and Posture, e/pub: 11/5-2004, In Press, 2004
• Delancey JO, Ashton-Miller JA, Pathophysiology of Adult Urinary Incontinence., Gastroenterology, 126(1 Suppl 1), S23-32, Jan 2004
• Lien KC, Mooney B, DeLancey JO, Ashton-Miller JA, Levator Ani Muscle Stretch Induced By Simulated Vaginal Birth., Obstetrics and Gynecology, 103(1), 31-40, Jan 2004
• Umek WH, Kearney R, Morgan DM, Ashton-Miller JA, DeLancey JO, The Axial Location of Structural Regions in the Urethra: a Magnetic Resonance Study in Nulliparous Women., Obstetrics and Gynecology, 102(5 Pt 1), 1039-45, Nov 2003
• Lo J, McCabe GN, DeGoede KM, Okuizumi H, Ashton-Miller JA, On Reducing Hand Impact Force in Forward Falls: Results of a Brief Intervention in Young Males., Clinical Biomechanics (bristol, Avon), 18(8), 730-6, Oct 2003
• DeGoede KM, Ashton-Miller JA, Schultz AB, Fall-related Upper Body Injuries in the Older Adult: a Review of The Biomechanical Issues., Journal of Biomechanics, 36(7), 1043-53, Jul 2003
• Kim KJ, Ashton-Miller JA, Biomechanics of Fall Arrest Using the Upper Extremity: Age Differences., Clinical Biomechanics (bristol, Avon), 18(4), 311-8, May 2003
• Wojtys EM, Huston LJ, Schock HJ, Boylan JP, Ashton-Miller JA, Gender Differences in Muscular Protection of the Knee in Torsion In Size-matched Athletes., The Journal of Bone and Joint Surgery. American Volume, 85-A(5), 782-9, May 2003
• Kozak K, Ashton-Miller JA, Alexander NB, The Effect of Age and Movement Speed on Maximum Forward Reach From An Elevated Surface: a Study in Healthy Women., Clinical Biomechanics (bristol, Avon), 18(3), 190-6, Mar 2003
• DeGoede KM, Ashton-Miller JA, Biomechanical Simulations of Forward Fall Arrests: Effects of Upper Extremity Arrest Strategy, Gender and Aging-related Declines in Muscle Strength., Journal of Biomechanics, 36(3), 413-20, Mar 2003
• Tunn R, Delancey JO, Howard D, Ashton-Miller JA, Quint LE, Anatomic variations in the levator ani muscle, endopelvic fascia, and urethra in nulliparas evaluated by magnetic resonance imaging, American Journal of Obstetrics and Gynecology, 188(1), 116-21, January 2003
• Ahmed AA, Ashton-Miller JA, Is a loss of balance a control error anomaly? Evidence for three-sigma failure detection in young adults, Gait and Posture, in press, 2003
• Richardson JK, Thies SB, DeMott TK, Ashton-Miller JA, Interventions improve gait regularity in patients with peripheral neuropathy while walking on an irregular surface under low light, Journal of the American Geriatrics Society, in press, 2003
• Tunn R, Delancey JO, Howard D, Ashton-Miller JA, Quint LE, Anatomic Variations in the Levator Ani Muscle, Endopelvic Fascia, And Urethra in Nulliparas Evaluated By Magnetic Resonance Imaging., American Journal of Obstetrics and Gynecology, 188(1), 116-21, Jan 2003
• Ubell ML, Boylan JP, Ashton-Miller JA, Wojtys EM, The Effect of Ankle Braces on the Prevention of Dynamic Forced Ankle Inversion., The American Journal of Sports Medicine, 31(6), 935-40, Nov-Dec 2003
• Baragi RV, Delancey JO, Caspari R, Howard DH, Ashton-Miller JA, Differences in pelvic floor area between African American and European American women, American Journal of Obstetrics and Gynecology, 187(1), 111-5, July 2002
• Endo M, Ashton-Miller JA, Alexander NB, Effects of age and gender on toe flexor muscle strength, Journals of Gerontology. Series A, Biological Sciences and Medical Sciences, 57(6), M392-7, June 2002
• DeGoede KM, Ashton-Miller JA, Fall arrest strategy affects peak hand impact force in a forward fall, Journal of Biomechanics, 35(6), 843-8, June 2002
• Perucchini D, DeLancey JO, Ashton-Miller JA, Galecki A, Schaer GN, Age effects on urethral striated muscle. II. Anatomic location of muscle loss, American Journal of Obstetrics and Gynecology, 186(3), 356-60, March 2002
• Perucchini D, DeLancey JO, Ashton-Miller JA, Peschers U, Kataria T, Age effects on urethral striated muscle. I. Changes in number and diameter of striated muscle fibers in the ventral urethra, American Journal of Obstetrics and Gynecology, 186(3), 351-5, March 2002
• DeGoede KM, Ashton-Miller JA, Schultz AB, Alexander NB, Biomechanical factors affecting the peak hand reaction force during the bimanual arrest of a moving mass, Journal of Biomechanical Engineering, 124(1), 107-12, February 2002
• Wojtys EM, Ashton-Miller JA, Huston LJ, A gender-related difference in the contribution of the knee musculature to sagittal-plane shear stiffness in subjects with similar knee laxity, Journal of Bone and Joint Surgery. American Volume, 84-A(1), 10-6, January 2002
• Ashton-Miller JA, Functional anatomy of the female urethra and pelvic floor, In: Incontinence in Women. Eds: AB MacLean and L Cardozo, Royal College of Obstetrics and Gynecology Press, London, Monograph, 14-28, 2002
• Huston LJ, Vibert B, Ashton-Miller JA, Wojtys EM, Gender differences in knee angle when landing from a drop-jump, American Journal of Knee Surgery, 14(4), 215-9; discussion 21, Autumn 2001
• DeGoede KM, Ashton-Miller JA, Liao JM, Alexander NB, How quickly can healthy adults move their hands to intercept an approaching object? Age and gender effects, Journals of Gerontology. Series A, Biological Sciences and Medical Sciences, 56(9), M584-8, September 2001
• Reddy AP, DeLancey JO, Zwica LM, Ashton-Miller JA, On-screen vector-based ultrasound assessment of vesical neck movement, American Journal of Obstetrics and Gynecology, 185(1), 65-70, July 2001
• Gutierrez EM, Helber MD, Dealva D, Ashton-Miller JA, Richardson JK, Mild diabetic neuropathy affects ankle motor function, Clinical Biomechanics (bristol, Avon), 16(6), 522-8, July 2001
• Ashton-Miller JA, Wojtys EM, Huston LJ, Fry-Welch D, Can proprioception really be improved by exercises?, Knee Surgery, Sports Traumatology, Arthroscopy, 9(3), 128-36, May 2001
• Ottaviani RA, Ashton-Miller JA, Wojtys EM, Inversion and eversion strengths in the weightbearing ankle of young women. Effects of plantar flexion and basketball shoe height, The American Journal of Sports Medicine, 29(2), 219-25, 2001
• Miller JM, Perucchini D, Carchidi LT, DeLancey JO, Ashton-Miller J, Pelvic floor muscle contraction during a cough and decreased vesical neck mobility, Obstetrics and Gynecology, 97(2), 255-60, February 2001
• Wojcik LA, Thelen DG, Schultz AB, Ashton-Miller JA, Alexander NB, Age and gender differences in peak lower extremity joint torques and ranges of motion used during single-step balance recovery from a forward fall, Journal of Biomechanics, 34(1), 67-73, Jan 2001
• Ashton-Miller JA, Howard D, DeLancey JO, The functional anatomy of the female pelvic floor and stress continence control system, Scandinavian Journal of Urology and Nephrology. Supplementum, 1-7; discussion 106-, 2001
• Alexander NB, Guire KE, Thelen DG, Ashton-Miller JA, Schultz AB, Grunawalt JC, Giordani B, Self-reported walking ability predicts functional mobility performance in frail older adults, Journal of the American Geriatrics Society, 48(11), 1408-13, November 2000
• Wojtys EM, Ashton-Miller JA, Huston LJ, Moga PJ, The association between athletic training time and the sagittal curvature of the immature spine, American Journal of Sports Medicine, 28(4), 490-8, 2000
• Deyer TW, Ashton-Miller JA, Van Baren PM, Pearlman MD, Myometrial contractile strain at uteroplacental separation during parturition, American Journal of Obstetrics and Gynecology, 183(1), 156-9, July 2000
• Pandit M, DeLancey JO, Ashton-Miller JA, Iyengar J, Blaivas M, Perucchini D, Quantification of intramuscular nerves within the female striated urogenital sphincter muscle, Obstetrics and Gynecology, 95(6 Pt 1), 797-800, June 2000
• Pearlman MD, Klinich KD, Schneider LW, Rupp J, Moss S, Ashton-Miller J, A comprehensive program to improve safety for pregnant women and fetuses in motor vehicle crashes: a preliminary report, American Journal of Obstetrics and Gynecology, 182(6), 1554-64, June 2000
• Howard D, Delancey JO, Tunn R, Ashton-Miller JA, Racial differences in the structure and function of the stress urinary continence mechanism, Obstetrics and Gynecology, 95(5), 713-7, May 2000
• Howard D, Miller JM, Delancey JO, Ashton-Miller JA, Differential effects of cough, valsalva, and continence status on vesical neck movement, Obstetrics and Gynecology, 95(4), 535-40, April 2000
• Thelen DG, Muriuki M, James J, Schultz AB, Ashton-Miller JA, Alexander NB, Muscle activities used by young and old adults when stepping to regain balance during a forward fall, Journal of Electromyography and Kinesiology, 10(2), 93-101, April 2000
• Deyer TW, Ashton-Miller JA, Unipedal balance in healthy adults: effect of visual environments yielding decreased lateral velocity feedback, Archives of Physical Medicine and Rehabilitation, 80(9), 1072-7, September 1999
• Miller JM, Ashton-Miller JA, Carchidi LT, DeLancey JO, On the lack of correlation between self-report and urine loss measured with standing provocation test in older stress-incontinent women, Journal of Womens Health, 8(2), 157-62, March 1999
• Tunn R, DeLancey JO, Howard D, Thorp JM, Ashton-Miller JA, Quint LE, MR imaging of levator ani muscle recovery following vaginal delivery, International Urogynecology Journal and Pelvic Floor Dysfunction, 10(5), 300-7, 1999
• Wojcik LA, Thelen DG, Schultz AB, Ashton-Miller JA, Alexander NB, Age and gender differences in single-step recovery from a forward fall, Journals of Gerontology. Series A, Biological Sciences and Medical Sciences, 54(1), M44-50, Jan 1999
• Miller JM, Ashton-Miller JA, DeLancey JO, A pelvic muscle precontraction can reduce cough-related urine loss in selected women with mild SUI, Journal of the American Geriatrics Society, 46(7), 870-4, July 1998
• Miller JM, Ashton-Miller JA, Delancey JO, Quantification of cough-related urine loss using the paper towel test, Obstetrics and Gynecology, 91(5 Pt 1), 705-9, May 1998
• Sampselle CM, Miller JM, Mims BL, Delancey JO, Ashton-Miller JA, Antonakos CL, Effect of pelvic muscle exercise on transient incontinence during pregnancy and after birth, Obstetrics and Gynecology, 91(3), 406-12, March 1998
• Thelen DG, Brockmiller C, Ashton-Miller JA, Schultz AB, Alexander NB, Thresholds for sensing foot dorsi- and plantarflexion during upright stance: effects of age and velocity, Journals of Gerontology. Series A, Biological Sciences and Medical Sciences, 53(1), M33-8, Jan 1998
• Schultz AB, Ashton-Miller JA, Alexander NB, What leads to age and gender differences in balance maintenance and recovery?, Muscle and Nerve. Supplement, 5, S60-4, 1997
• Alexander NB, Schultz AB, Ashton-Miller JA, Gross MM, Giordani B, Muscle strength and rising from a chair in older adults, Muscle and Nerve. Supplement, 5, S56-9, 1997