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. 2022 Apr 25;14(9):1798. doi: 10.3390/nu14091798

Table 5.

Association between functional fitness score and SF-36 components.

SF-36 Components Low FFS
(≤p50)
Mean (SD)
High FFS
(>p50)
Mean (SD)
p Size Effect
d 95% CI
Physical role
 All 77.12 (36.04) 84.09 (32.67) 0.144 0.20 (−0.09–0.49)
 Men 84.21 (32.62) 83.52 (33.65) 0.947 0.02 (−0.35–0.39)
 Women 67.41 (38.11) 82.03 (33.14) 0.057 0.40 (0.04–0.84)
Physical function
 All 75.55 (18.35) 84.94 (14.34) 0.001 0.56 (0.26–0.85)
 Men 80.46 (16.15) 89.43 (9.29) 0.001 0.64 (0.26–1.02)
 Women 67.50 (20.85) 74.69 (16.85) 0.009 0.37 (0.07–0.81)
Body pain
 All 63.39 (27.98) 66.95 (25.62) 0.367 −0.13 (−0.42–0.16)
 Men 68.07 (26.53) 73.20 (21.58) 0.356 −0.21 (−0.58–0.17)
 Women 53.95 (27.85) 62.41 (28.46) 0.101 −0.30 (−0.74–0.14)
General health
 All 59.24 (21.37) 66.47 (19.04) 0.019 0.35 (0.06–0.64)
 Men 60.50 (19.22) 69.34 (15.62) 0.025 0.49 (0.11–0.87)
 Women 55.61 (24.49) 61.16 (22.34) 0.293 −0.23 (−0.67–0.20)
Social function
 All 91.53 (19.26) 88.47 (20.25) 0.126 0.16 (−0.13–0.44)
 Men 95.23 (14.71) 91.19 (17.78) 0.103 0.25 (−0.12–0.63)
 Women 84.60 (23.23) 85.55 (23.14) 0.706 −0.04 (−0.48–0.39)
Emotional health
 All 88.42 (27.00) 77.06 (39.09) 0.056 0.35 (0.06–0.64)
 Men 92.54 (21.50) 78.03 (38.00) 0.019 0.51 (0.13–0.88)
 Women 78.57 (37.30) 73.96 (41.25) 0.706 0.12 (−0.32–0.55)
Vitality
 All 66.65 (23.71) 65.00 (21.44) 0.448 0.07 (−0.21–0.36)
 Men 72.30 (21.22) 66.48 (18.57) 0.075 0.29 (−0.09–0.66)
 Women 55.27 (25.80 60.31 (23.07) 0.375 −0.20 (−0.64–0.23)
Mental health
 All 71.63 (21.93) 70.75 (20.54) 0.588 0.04 (−0.25–0.33)
 Men 78.37 (18.01) 73.27 (19.07) 0.165 0.28 (−0.10–0.65)
 Women 60.36 (23.94) 67.50 (21.62) 0.169 −0.31 (−0.74–0.13)
Physical component
 All 45.02 (8.66) 49.62 (7.11) 0.001 0.57 (0.28–0.86)
 Men 46.31 (7.45) 51.14 (6.63) 0.001 0.67 (0.29–1.05)
 Women 42.90 (10.45) 46.95 (6.74) 0.109 0.44 (0.00–0.87)
Mental component
 All 51.81 (9.92) 47.53 (12.51) 0.013 0.57 (0.28–0.86)
 Men 54.31 (8.79) 48.08 (11.87) 0.001 0.62 (0.24–1.00)
 Women 46.85 (11.94) 46.70 (12.87) 0.982 0.01 (−0.42–0.45)

Abbreviations: CI: confidence interval; FFS: functional fitness score; p50: percentile 50; SD: standard deviation.