Table 3: Comparison of age, upper limb anthropometric characteristics, hand functional status, dominant and non-dominant hand grip strength between middle age and older adult participants.
Variable |
All (n = 150) Mean ± SD |
Middle age (n = 93) Mean ± SD |
Older adult (n = 57) Mean ± SD |
t-cal. |
p-value a |
Age (year) |
61.10 ± 12.13 |
45.24 ± 11.31 |
71.72 ± 12.72 |
1.257 |
0.025* |
RArG (cm) |
30.32 ± 4.87 |
30.05 ± 4.73 |
28.22 ± 7.12 |
-0.743 |
0.459 |
RFaG (cm) |
23.72 ± 1.18 |
25.40 ± 2.16 |
22.74 ± 2.69 |
2.338 |
0.004* |
RHLg (cm) |
18.14 ± 1.40 |
18.44 ± 1.01 |
16.68 ± 1.07 |
3.252 |
0.022* |
RHSp (cm) |
19.93 ± 1.62 |
20.24 ± 1.59 |
18.11 ± 1.56 |
4.812 |
0.001* |
RPLg (cm) |
10.41 ± 0.16 |
10.52 ± 0.48 |
9.56 ± 0.78 |
4.281 |
0.041* |
RWrC (cm) |
15.94 ± 1.62 |
16.18 ± 1.35 |
14.70 ± 1.68 |
2.992 |
0.023* |
LArG (cm) |
29.64 ± 3.58 |
29.40 ± 3.00 |
28.26 ± 5.22 |
1.327 |
0.614 |
LFaG (cm) |
24.18 ± 3.25 |
25.82 ± 4.68 |
23.05 ± 2.48 |
3.012 |
0.015* |
LHLg (cm) |
19.51 ± 1.23 |
19.22 ± 1.06 |
18.14 ± 1.21 |
6.432 |
0.041* |
LHSp (cm) |
19.68 ± 1.39 |
20.53 ± 2.17 |
18.89 ± 1.20 |
5.582 |
0.036* |
LPLg (cm) |
10.63 ± 0.48 |
10.66 ± 0.82 |
10.60 ± 2.61 |
1.442 |
0.062 |
LWrC (cm) |
15.86 ± 1.62 |
17.58 ± 1.48 |
14.15 ± 1.45 |
2.648 |
0.004* |
FBS (mmol-1) |
6.89 ± 2.72 |
6.27 ± 2.49 |
7.26 ± 2.24 |
-0.429 |
0.069 |
HFS |
46.18 ± 10.52 |
52.26 ± 8.15 |
28.37 ± 2.70 |
2.648 |
0.004* |
HGS-D (Kgf) |
25.16 ± 8.40 |
32.61 ± 6.85 |
23.84 ± 5.92 |
5.195 |
0.001** |
HGS-ND (Kgf) |
23.72 ± 6.38 |
26.82 ± 6.12 |
21.81 ± 5.46 |
3.118 |
0.001** |
*p < 0.05; **p < 0.001; Data are mean ± SD
RArG: Right arm girth; RFaG: Right forearm girth; RHLg: Right hand length; RHSp: Right hand span; RPLg: Right palm length; RWrC: Right wrist circumference; LArG: Left arm girth; LFaG: Left forearm girth; LHLg: Left hand length; LHSp: Left hand span; LPLg: Left palm length; LWrC: Left wrist circumference; FBS: Fasting blood sugar; HFS: Hand functional status; HGS-D: dominant hand grip strength; HGS-ND: Non-dominant hand grip strength; aComparing middle-aged and older adults.