Table 4 Odds ratios (OR) for presence of mobility disability (gait speed < 1.0 m/s) with different pain site combinations

No Pain

reference

Back Alone

0.68 (0.09 – 5.31)

.713

Back-Hip

2.612 (1.28 – 5.36)

.008

Back-Knee

1.62 (0.52 – 5.09)

.409

Back-Ankle/Foot

2.71 (0.2 – 24.735)

.377

Back-Hip-Knee

3.43 (1.81 – 6.49)

 < .001

Back-Knee-Ankle/Foot

3.45 (0.66 – 8.15)

.144

Back-Hip-Ankle/Foot

0.73 (0.94 – 5.97)

.749

All sites

8.36 (3.37 – 20.77)

 < .001