. Author manuscript; available in PMC: 2012 Aug 1.

Published in final edited form as: J Investig Med. 2011 Aug;59(6):956–960. doi: 10.231/JIM.0b013e318224d8b8

Table 2.

Knee OA Outcome Measures in Subjects with Symptomatic Knee OA

Outcome	With Health Coverage (n=770)	Without Health Coverage (n=60)	Unadjusted p value	Adjusted^* p-value
Knee pain severity score (KOOS) ^**	98.6±6.7	88.3±7.1	<.0001	<0.0001
Function (KOOS)	53.2±0.9	43.4±4.2	<.0001	<0.0001
Daily Activity Score (PASE)	179.3±87.3	149.95±84.9	0.0122	0.0282
Quality of Life (KOOS)	49.6±20.3	40.3±19.5	<.0001	<0.001

All variables adjusted for age and BMI.

^**

Note that a lower Knee Pain score indicates greater pain.