Table 1.

Knee pain severity during follow-up between those treated and not treated with oral analgesics among participants with and without depressive symptoms

		No depressive symptoms, mean (SD)			Depressive symptoms, mean (SD)
Treatment	Pain assessment	Not treated	Treated	SMD	Not treated	Treated	SMD
T1	T2	10.25 (13.68)	16.01 (18.14)	0.359	17.26 (19.08)	22.39 (19.53)	0.266
T2	T3	9.25 (13.27)	14.38 (15.71)	0.352	16.35 (18.42)	20.00 (17.25)	0.205
T3	T4	9.43 (13.19)	16.23 (16.95)	0.448	18.85 (22.17)	23.39 (20.91)	0.211

SMD, standardized mean difference; SD, standard deviation; T1, Time 1; T2, Time 2; T3, Time 3; T4, Time 4.