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Table 4 Spearman’s rank correlation coefficients between the SMFA subscales and SF-36, DASH, HOOS, KOOS, and FFI

From: Reliability and validity of the Chinese version of the Short Musculoskeletal Function Assessment questionnaire in patients with skeletal muscle injury of the upper or lower extremities

  Arm and hand function category Mobility category Daily activities category Emotional status category Dysfunction index Bother index
SF-36 (N = 339)       
 PF −.344 −.644 −.569 −.527 −.616 −.594
 RP −.364 −.504 −.576 −.530 −.586 −.626
 BP −.353 −.588 −.565 −.613 −.625 −.650
 GH −.267 −.387 −.353 −.540 −.423 −.477
 VT −.290 −.396 −.346 −.544 −.436 −.491
 SF −.393 −.477 −.561 −.536 −.582 −.620
 RE −.310 −.378 −.430 −.492 −.462 −.539
 MH −.183 −.211 −.211 −.446 −.271 −.371
DASH (N = 84)       
 DASH .669 n.a. .730 .560 .750 .695
HOOS (N = 69)       
 Pain n.a. −.652 −.630 −.471 −.628 −.609
 Symptoms n.a. −.631 −.558 −.416 −.568 −.535
 ADL n.a. −.728 −.713 −.483 −.738 −.670
 Function in sports/recreation n.a. −.640 −.627 −.424 −.654 −.540
 Quality of life n.a. −.680 −.579 −.437 −.620 −.521
KOOS (N = 136)       
 Pain n.a. −.571 −.491 −.472 −.573 −.595
 Symptoms n.a. −.492 −.380 −.450 −.465 −.499
 ADL n.a. −.711 −.668 −.444 −.713 −.651
 Function in sports/recreation n.a. −.626 −.586 −.304 −.608 −.569
 Quality of life n.a. −.468 −.373 −.346 −.430 −.498
FFI (N = 62)       
 Foot pain n.a. .595 .582 .532 .622 .613
 Difficulty with activities n.a. .615 .566 .536 .610 .623
 Limitations n.a. .731 .729 .581 .744 .710
  1. All correlations are significant at the 0.001 level
  2. n.a. not applicable, N sample size when correlation was calculated, SMFA Short Musculoskeletal Function Assessment, SF-36 Health Survey Short Form, DASH Arm, Shoulder, and Hand questionnaire, HOOS Hip disability and Osteoarthritis Outcome Score, KOOS Knee injury and Osteoarthritis Outcome Score, FFI Foot Function Index