Table 4 Mean levels (unadjusted and adjusted) of physical performance according to groups (obesity and sarcopenia)

Grip Strength (Kgf)

 Unadjusted

26.49 (25.91–27.07)

26.91 (25.40–28.40)

23.54 (22.61–24.47)

22.07 (20.66–23.47)

<0.001^b

 Adjusted^a

26.94 (26.26–27.62)

26.93 (25.64–28.22)

23.65 (22.33–24.97)

21.88 (20.18–23.58)

<0.001

Knee Flexion Strength (Kgf)

 Unadjusted

15.48 (14.94–16.02)

15.47 (14.33–16.60)

13.19 (12.16–14.22)

11.26 (9.97–12.55)

<0.001^b

 Adjusted^a

15.73 (15.08–16.39)

15.59 (14.35–16.83)

13.14 (11.89–14.39)

11.41 (9.73–13.08)

<0.001

Knee Extension Strength (Kgf)

 Unadjusted

17.06 (16.60–17.51)

16.80 (15.68–17.91)

14.70 (13.87–15.52)

13.91 (12.64–15.18)

<0.001^b

 Adjusted^a

17.57 (17.01–18.13)

16.98 (15.93–18.04)

14.81 (13.74–15.87)

14.16 (12.73–15.58)

<0.001

Gait speed (m/s)

 Unadjusted

0.99 (0.96–1.00)

1.00 (0.95–1.04)

0.99 (0.94–1.03)

0.94 (0.86–1.01)

0.50

 Adjusted^a

1.01 (0.99–1.03)

1.01 (0.96–1.06)

1.00 (0.96–1.05)

0.96 (0.90–1.02)

0.50

Chair Stand (s)

 Unadjusted

10.29 (10.06–10.51)

9.79 (9.33–10.24)

9.71 (9.21–10.20)

11.00 (10.18–11.82)

0.009^c

 Adjusted^a

10.11 (9.83–10.38)

9.71 (9.18–10.24)

9.76 (9.22–10.29)

10.89 (10.18–11.60)

0.03