Table 3.
Mean (SD) of Gait Parameters for Men of Different Age Groups
| Parameters | Overall (n=221) | Age Group | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 21–30 (n=28) | 31–40 (n=26) | 41–50 (n=20) | 51–60 (n=20) | 61–65 (n=29) | 66–70 (n=23) | 71–75 (n=29) | 76–80 (n=24) | ≥81 (n=22) |
p value for Trend |
||
| Height (cm) | 166.81(6.97) | 172.63(6.73) | 170.04(5.03) | 167.68(6.34)a | 169.26(7.16) | 166.20(5.77)a,b | 165.73(4.69)a,b | 164.52(6.23)a,b,d | 162.60(7.06)a,b,c,d,e | 162.16(6.89)a,b,c,d,e | <0.01 |
| Spatial | |||||||||||
| GS (cm/s) | 106.41(20.04) | 114.47(15.44) | 111.77(18.66) | 113.76(15.69) | 113.95(18.31) | 111.88(18.67) | 111.29(17.03) | 99.00(14.68)a,b,c,d,e,f | 97.92(19.10)a,b,c,d,e,f | 83.05(21.86)a,b,c,d,e,f,g,h | <0.01 |
| Height-adjusted GS (s−1) | 0.64(0.12) | 0.66(0.08) | 0.66(0.11) | 0.68(0.10) | 0.67(0.10) | 0.67(0.12) | 0.67(0.11) | 0.60(0.09)a,c,d,e,f | 0.60(0.12)a,c,d,e,f | 0.51(0.13)a,b,c,d,e,f,g,h | <0.01 |
| Step length (cm) | 57.60(9.31) | 62.95(6.42) | 60.96(7.06) | 61.35(6.09) | 61.16(7.69) | 60.63(7.86) | 59.73(5.99) | 54.15(6.84)a,b,c,d,e,f | 51.34(7.58)a,b,c,d,e,f | 45.35(12.22)a,b,c,d,e,f,g,h | <0.01 |
| Height-adjusted step length | 0.34(0.05) | 0.36(0.03) | 0.36(0.04) | 0.37(0.04) | 0.36(0.04) | 0.36(0.05) | 0.36(0.04) | 0.33(0.04)a,b,c,d,e,f | 0.32(0.05)a,b,c,d,e,f | 0.28(0.07)a,b,c,d,e,f,g,h | <0.01 |
| Step width (cm) | 59.36(8.64) | 64.39(6.14) | 62.62(6.83) | 63.05(5.60) | 62.62(7.33) | 62.27(7.28) | 61.03(5.76) | 55.84(6.48)a,b,c,d,e,f | 53.36(6.91)a,b,c,d,e,f | 48.40(10.85)a,b,c,d,e,f,g | <0.01 |
| Height-adjusted step width | 0.36(0.05) | 0.37(0.03) | 0.37(0.04) | 0.38(0.03) | 0.37(0.03) | 0.37(0.04) | 0.37(0.04) | 0.34(0.04)a,b,c,d,e,f | 0.33(0.04)a,b,c,d,e,f | 0.30(0.06)a,b,c,d,e,f,g,h | <0.01 |
| Stride width (cm) | 10.74(3.11) | 11.05(3.75) | 10.80(3.05) | 11.43(2.57) | 10.13(2.93) | 10.55(3.55) | 9.31(2.19) | 10.19(2.76) | 10.92(2.67) | 12.48(3.43) | 0.06 |
| Feet external rotation (°) | 8.51(6.23) | 4.44(5.98) | 8.88(5.08)a | 7.86(5.90) | 7.96(4.96)a | 8.28(5.27)a | 8.78(7.19)a | 9.57(6.52)a | 9.98(7.24)a | 11.36(5.90)a | 0.01 |
| Temporal | |||||||||||
| Stance time (%GC) | 62.09(1.87) | 61.54(1.17) | 62.14(1.56) | 62.03(1.48) | 61.23(1.20) | 61.33(1.64) | 61.51(1.35) | 62.39(1.52)d,e | 62.97(2.05)a,d,e,f | 63.79(3.04)a,b,c,d,e,f,g | <0.01 |
| Single support time (s) | 0.41(0.04) | 0.43(0.03) | 0.42(0.02) | 0.41(0.02) | 0.42(0.02) | 0.42(0.03) | 0.42(0.03) | 0.41(0.03) | 0.39(0.04)a,b,d,e,f,g | 0.40(0.06)a,e | 0.02 |
| Double support time (s) | 0.27(0.05) | 0.26(0.04) | 0.27(0.05) | 0.26(0.04) | 0.25(0.04) | 0.25(0.05) | 0.25(0.05) | 0.27(0.05) | 0.28(0.07) | 0.30(0.08)a,b,c,d,e,f | 0.01 |
| Cadence (steps/min) | 111(10) | 109(8) | 109(9) | 111(7) | 111(7) | 110(8) | 111(11) | 110(9) | 114(11) | 111(14) | 0.77 |
| Height-adjusted cadence | 1428(119) | 1430(111) | 1427(110) | 1436(90) | 1449(97) | 1421(98) | 1435(142) | 1406(116) | 1452(136) | 1408(169) | 0.91 |
Notes: aSignificantly difference from the value of the age group 21–30; bsignificantly difference from the value of the age group 31–40; csignificantly difference from the value of the age group 41–50; dsignificantly difference from the value of the age group 51–60; esignificantly difference from the value of the age group 61–65; fsignificantly difference from the value of the age group 66–70; gsignificantly difference from the value of the age group 71–75; hsignificantly difference from the value of the age group 76–80.
Abbreviations: Mean (SD), mean (standard deviation); cm/s, centimeter/second; stance time (%GC), percentage of stance time out of gait cycle; cm, centimeter; s, second; GS, gait speed.