Table 4.

Odds of recurrence in knee pain by group

	Physical therapy first (n = 3591)		Early physical therapy (n = 7924)		Delayed physical therapy (n = 3915)		No physical therapy (n = 58,579)
	OR (95% CI)	P value	OR (95% CI)	P value	OR (95% CI)	P value	OR (95% CI)	P value
Unadjusted	0.49 (0.45, 0.54)	< 0.001	0.64 (0.59, 0.79)	< 0.001	1.57 (1.45, 1.69)	< 0.001	0.80 (0.77, 0.83)	< 0.001
Adjusted	0.55 (0.37, 0.79)	0.002	0.56 (0.43, 0.74)	< 0.001	1.78 (1.36, 2.33)	< 0.001	0.75 (0.66, 0.86)	< 0.001

Covariates were: sex, cardiometabolic syndrome, chronic pain, insomnia, depression, and substance abuse one year prior to diagnosis