Table 3

Comparison of adjusted means in chair stand time, usual walking speed, rapid walking speed and grip strength among native Japanese, Japanese-Americans and Caucasians.


Native Japanese
Japanese-Americans
Caucasians


No.
Mean
SE
No.
Mean
SE
No.
Mean
SE

Chair stand time (sec)

     Unadjusted
163
8.5
0.35
650
8.8
0.18
9342
12.4 a,b
0.05
     Age
163
8.8
0.34
650
8.1
0.17
9342
12.5 a,b
0.04
     Age, height, weight
163
9.9
0.32
637
9.0a
0.17
7969
12.1 a,b
0.05
     Age, BMI
163
9.1
0.32
637
8.5
0.16
7969
12.2 a,b
0.05

Usual walking speed (m/sec)

     Unadjusted
163
1.01
0.02
680
1.07a
0.01
8040
0.90 a,b
0.002
     Age
163
1.00
0.02
680
1.11a
0.01
8040
0.90 a,b
0.002
     Age, height, weight
163
1.01
0.02
666
1.12a
0.01
7992
0.90 a,b
0.002
     Age, BMI
163
0.97
0.02
666
1.09a
0.01
7992
0.90 a,b
0.002

Rapid walking speed (m/sec)

     Unadjusted
162
1.32
0.02
678
1.43a
0.01
8039
1.28b
0.003
     Age
162
1.30
0.02
678
1.49a
0.01
8039
1.28 b
0.003
     Age, height, weight
162
1.30
0.02
664
1.49a
0.01
7991
1.28 b
0.003
     Age, BMI
162
1.25
0.02
664
1.46a
0.01
7991
1.28b
0.003

Grip strength (kg)

     Unadjusted
163
24.1
0.36
681
19.3a
0.18
9403
21.7a,b
0.05
     Age
163
23.8
0.34
681
20.1 a
0.17
9403
21.6a,b
0.05
     Age, height, weight
163
26.3
0.34
666
21.8a
0.18
8005
21.5a
0.05
     Age, BMI
163
24.2
0.34
666
20.3a
0.17
8005
21.7a,b
0.05

a; p < 0.05 compared to native Japanese. b; p < 0.05 compared to Japanese-Americans.

Aoyagi et al. BMC Geriatrics 2001 1:3   doi:10.1186/1471-2318-1-3