Table 2.
Association between physical function measures and one or more falls over 12 months of follow-up.
| Unadjusted | Adjusted* | |||||
|---|---|---|---|---|---|---|
| Odds Ratio | 95% Confidence Interval | P-value | Odds Ratio | 95% Confidence Interval | P-value | |
| Age | 1.03 | (0.97, 1.10) | 0.28 | |||
| Male Sex | 1.07 | (0.53, 2.17) | 0.85 | |||
| White Race | 2.60 | (1.19, 5.86) | 0.02 | |||
| Intervention Assignment | 1.07 | (0.53, 2.17) | 0.85 | |||
| Number of Medications | 1.13 | (1.0, 1.30) | 0.06 | |||
| CES-D Score | 1.09 | (1.03, 1.16) | 0.005 | |||
| Positive Fall History | 4.16 | (1.99, 8.98) | <0.0001 | 3.20 | (1.42, 7.43) | 0.01 |
| Assisted Device Usage | 1.63 | (0.64, 4.26) | 0.31 | 0.85 | (0.28, 2.61) | 0.78 |
| SPPB Score | 0.77 | (0.62, 0.94) | 0.02 | 0.80 | (0.62, 1.02) | 0.07 |
| Expanded SPPB Score | 0.52 | (0.22, 1.18) | 0.12 | 0.69 | (0.25, 1.87) | 0.47 |
| Gait Speed (m/s) | 0.20 | (0.02, 1.73) | 0.15 | 0.25 | (0.02, 2.96) | 0.28 |
| TUG (seconds) | 1.14 | (0.99, 1.32) | 0.08 | 1.14 | (0.96, 1.37) | 0.16 |
| Leg Strength (Nm) | 1.0 | (0.98, 1.01) | 0.37 | 1.00 | (0.98, 1.02) | 0.88 |
| Leg Power (Watts/Kg) | 0.92 | (0.44, 1.93) | 0.83 | 0.90 | (0.34, 2.38) | 0.82 |
| Stride Length Usual Speed (cm) | 0.99 | (0.97, 1.01) | 0.30 | 0.99 | (0.97, 1.02) | 0.50 |
| Base of Support Usual Speed (cm) | 0.97 | (0.87, 1.09) | 0.63 | 0.97 | (0.86, 1.10) | 0.62 |
| Stance Phase Usual Speed (% of gait cycle) | 1.21 | (0.99, 1.51) | 0.07 | 1.21 | (0.96, 1.55) | 0.11 |
| Stride Length Fast Speed (cm) | 0.99 | (0.98, 1.01) | 0.38 | 1.0 | (0.98, 1.02) | 0.73 |
| Base of Support Fast Speed (cm) | 0.97 | (0.86, 1.09) | 0.59 | 0.97 | (0.85, 1.09) | 0.59 |
| Stance Phase Fast Speed (% of gait cycle) | 1.17 | (0.97, 1.41) | 0.11 | 1.12 | (0.91, 1.39) | 0.28 |
| 95% Confidence Ellipse Firm Base (cm2) | 2.11 | (0.86, 5.72) | 0.12 | 1.92 | (0.71, 5.71) | 0.22 |
| Sway Velocity Firm Base (cm/sec) | 2.95 | (0.52, 20.23) | 0.24 | 2.41 | (0.31, 23.23) | 0.42 |
| Medial Lateral Range Firm Base (cm) | 2.63 | (0.84, 8.80) | 0.10 | 2.18 | (0.62, 8.15) | 0.23 |
| Anteroposterior Range Firm Base (cm) | 2.67 | (0.84, 9.29) | 0.11 | 2.60 | (0.71, 10.38) | 0.16 |
| 95% Confidence Ellipse Foam Base (cm2) | 1.53 | (1.09, 2.25) | 0.02 | 1.48 | (1.01, 2.28) | 0.06 |
| Sway Velocity Foam Base (cm/sec) | 1.96 | (0.77, 5.22) | 0.17 | 1.71 | (0.55, 5.47) | 0.36 |
| Medial Lateral | 2.45 | (1.18, 5.40) | 0.02 | 2.13 | (0.94, 5.07) | 0.07 |
| Range Foam Base (cm) | ||||||
| Anteroposterior Range Foam Base (cm) | 3.24 | (1.42, 8.12) | 0.008 | 3.01 | (1.18, 8.45) | 0.03 |
*
Models adjusted for age, sex, race, intervention assignment, number of medications, and depression. Abbreviations: CES-D=Center for Epidemiological Studies Depression; SPPB=Short Physical Performance Battery; TUG=Timed Up and Go