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way to make tendinopathy animal model. These precise techniques will be helpful in research fields of tendon injury and regenerative medicine. Keywords Collagenase; Tendinopathy; Animal model Disclosure of interest The authors declare that they have no competing interest. Appendix A Supplementary data Supplementary data associated with this article can be found, in the online version, at https://doi.org/10.1016/j.rehab.2018.05.993. https://doi.org/10.1016/j.rehab.2018.05.993
C1.01 Physical and rehabilitation medicine diagnostics as related to organ systems and body functions – Diagnosis and assessment of mental functions (including neuropsychological assessment) ISPR8-1976
Validation in healthy subjects of a clinical protocol for the evaluation of facial micro-expressions in severely brain injured patients awakening from coma A. Bertholon 1,2 , C. Arango Duque 3 , O. Alata 3 , R. Emonet 3 , A.C. Legrand 3 , H. Konik 3 , P. Giraux 1,2,∗ 1 University Hospital of Saint-Étienne, Physical Medicine and Rehabilitation, Saint-Étienne, France 2 Université Lyon, UJM-Saint-Étienne, Laboratoire interuniversitaire de biologie de la motricité, EA 7424, Saint-Étienne, France 3 Université Lyon, UJM-Saint-Étienne, CNRS, IOGS, Laboratoire Hubert-Curien, Saint-Étienne, France ∗ Corresponding author. E-mail address:
[email protected],
[email protected] (P. Giraux) Introduction/Background Brain injured patients awakening from coma have a severe impairment of emotional facial expressions. Despite this impairment, very weak and brief facial expressions, called facial micro-expressions (FME), may persist whereas complete facial expressions are imperceptible. To test this hypothesis, we developed a complete system (device and method) to stimulate and analyze FME. We report here the validation of this system in an acute care unit environment with healthy subjects. Material and method Eight healthy subjects were recorded in an intensive care unit. The multimodal stimulation paradigm consisted in 4 conditions acquired in distinct runs: no stimulation (control of spontaneous expressions), visual (PI), auditory (SO) and tactile (TA) stimulations. Each run lasted about 5 min, made of 6 random blocks of stimuli. To elicit FME, healthy subjects were asked to suppress their facial movements. Videos were recorded with a high-speed high-resolution optical camera. Motion magnification was performed using Riesz pyramid algorithms. Native video (NV) and Magnified video (MV) were separately analyzed. Results On average, more than 9 FME per block of stimulation (intrablock FME rate) were detected in NV and MV. There was no statistical difference between NV and PV. The average duration of FME was 251.32 ± 87.24 ms. FME were also detected at a lower rate during the no stimulation run or the interblock periods (P = 0.026 for intrablock versus interblock comparison). The intrablock FME rate was higher for PI (11.2) and SO (13.8) than for TA condition (5.3). Conclusion This study validate in healthy subjects the feasibility of this system to elicit and detect FME in a noisy (intensive
care unit) environment. Following this validation, severely brain injured patients in coma condition will be repetitively recorded during their awakening period. Keywords Coma awakening; Brain injury; Facial micro-expressions Disclosure of interest The authors declare that they have no competing interest. https://doi.org/10.1016/j.rehab.2018.05.994 ISPR8-2269
Examination of validity and reliability for prototype scale to assess achievement motive in community-dwelling healthy older adults N. Sano International University of Health and Welfare, School of Rehabilitation Sciences at Fukuoka, Okawa City, Japan E-mail address:
[email protected] Introduction/Background Long-term care prevention is an important issue, particularly given the rapidly growing aging society. For rehabilitation, an achievement motive defined as “the intention to achieve one’s goals while maintaining a standard of excellence” has been used as a means of assessment and intervention. The purpose of this study was to examine the validity and the reliability for a prototype scale for achievement motive in geriatric (P-SAMG) based on a scale for achievement motive in rehabilitation. Material and method A cross-sectional study was conducted to measure the P-SAMG, which has been accepted content validity by 8 experts, classification and assessment of occupational dysfunction (CAOD) and comprehensive environmental questionnaire for the elderly (CEQ) in 238 older adults (average age: 76.1 ± 7.2) who participated in senior clubs. The factorial validity of P-SAMG was examined using exploratory structural equation modeling (ESEM) and a confirmatory factor analysis (CFA), the concurrent validity was assessed using correlative analysis, and the internal consistency reliability was assessed by calculating Cronbach’s alpha coefficient. This study was approved by the Ethical Review Board of Kibi International University and written consent was obtained from all the participants. This research was supported by JSPS KAKENHI Grant Number JP17H07288. Results ESEM presented good factor loadings (first factor of item 1–5: 0.93–0.56, the second factor of item 6–10: 0.95–0.54) and the CFA presented adequate fit indices. Moreover, P-SAMG indicated a moderate or low correlation with CEQ (0.42–0.20) and a partially low correlation with CAOD (−0.20 to −0.29). Cronbach’s alpha coefficient demonstrated a sufficient value for two factors and the whole scale (0.89–0.94). Conclusion These results demonstrated that P-SAMG is useful in the assessment of achievement motives for older adults without rehabilitation service. Management of material or personal environment and appropriate occupational engagements was suggested as a valid strategy to improve motivation in this population. Keywords Achievement motive; Long-term care prevention; Elderly people Disclosure of interest This research was supported by JSPS KAKENHI Grant Number JP17H07288. https://doi.org/10.1016/j.rehab.2018.05.995