Table 3

 Between group differences in secondary health related outcomes

Mean (SD) score, sample sizeRegression analysis*
Usual carePhysioDirectDifference (95% CI)P
Measure Yourself Medical Outcomes Profile†
 Baseline3.80 (0.99), 7433.84 (0.99), 1504
 6 weeks2.92 (1.21), 5612.76 (1.28), 1101−0.19 (−0.30 to −0.07)0.001
 6 months2.40 (1.38), 5182.40 (1.43), 1033−0.02 (−0.16 to 0.11)0.73
EQ-5D‡
 Baseline0.56 (0.29), 7310.53 (0.30), 1480
 6 weeks0.64 (0.26), 5540.64 (0.27), 10800.01 (−0.01 to 0.03)0.29
 6 months0.69 (0.27), 5080.69 (0.27), 10200.01 (−0.02 to 0.03)0.61
Global improvement score‡
 BaselineNANANANA
 6 weeks3.54 (1.19), 5523.69 (1.28), 10890.15 (0.02 to 0.28)0.02
 6 months4.07 (1.40), 5014.01 (1.44), 1001−0.08 (−0.23 to 0.08)0.32
Response to treatment using OMERACT-OARSI criteria23‡§
NANANANA
 6 weeks124 (22.6)/550306 (28.2)/10851.37 (1.08 to 1.75)0.01
 6 months197 (38.6)/510430 (41.8)/10291.14 (0.92 to 1.43)0.24

NA=not applicable; OMERACT=Outcome Measures in Rheumatology; OARSI=Osteroarthritis Research Society International; SD=standard deviation.

*Adjusting for baseline outcome, age, sex, referral problem, and primary care trust.

†Lower value indicates better outcome.

‡Higher value indicates better outcome.

§Data are no (%) of participants who responded/total sample size, and odds ratio (95% confidence interval).