Table 3: Association between bone mineral density and frailty and frailty criteria in the elderly, by sex.

Variables n (%) Bone mineral density (g/cm2)
Men Women
Mean ± SD Mean ± SD Mean ± SD Mean ± SD
Reduction in gait speed* 0.649a 0.564a
Yes 75 (72.12) 1.180 ± 0.12 1.054 ± 0.11
No 29 (27.88) 1.163 ± 0.12 1.035 ± 0.10
Reduction in strength 0.873a 0.023a
Yes 76 (72.38) 1.172 ± 0.12 1.034 ± 0.10
No 29 (27.62) 1.179 ± 0.12 1.104 ± 0.11
Reported fatigue§ 0.250a 0.704a
Yes 45 (44.12) 1.147 ± 0.10 1.045 ± 0.11
No 57 (55.88) 1.191 ± 0.12 1.056 ± 0.11
Reduction in physical activity* 0.559a 0.547a
Yes 60 (57.69) 1.186 ± 0.11 1.039 ± 0.10
No 44 (42.31) 1.164 ± 0.12 1.056 ± 0.11
Weight loss§ 0.572a 0.367a
Yes 34 (33.33) 1.181 ± 0.12 1.069 ± 0.12
No 68 (66.67) 1.158 ± 0.12 1.043 ± 0.10
Frailty 0.545b 0.799b
No 4 (3.81) 1.234 ± 0.13 1.124
Pre-frail 40 (38.10) 1.156 ± 0.12 1.050 ± 0.11
Frail 61 (58.10) 1.180 ± 0.11 1.051 ± 0.11

aTeste t; bANOVA; *n = 104; n = 105; §n = 102.