Table 3.

Multivariable analysis evaluating VR-12 PCS scores at postinjury intervals

	Coefficient	95% Confidence Interval	P
PCS 6 months
Age	−0.15	−0.24 to −0.06	.001
Male sex	0.57	−2.05 to 3.19	.670
Number of operation index admission	−1.23	−1.65 to −0.82	<.001
Medicare	−2.74	−6.77 to 1.29	.183
Medicaid	−1.38	−5.17 to 2.41	.474
Workers’ Compensation	−4.40	−7.88 to −0.93	.013
Self-pay	−3.82	−7.39 to −0.26	.036
Philanthropy	2.18	−17.85 to 22.21	.831
Black non-Hispanic	−1.47	−5.57 to 2.63	.482
Hispanic	1.04	−2.09 to 4.17	.515
Lowest income bracket	−0.36	−3.14 to 2.42	.799
PCS 12 months
Age	−0.09	−0.19 to 0.01	.053
Male sex	−0.31	−3.21 to 2.59	.833
Number of operation index admission	−1.33	−1.75 to −0.92	<.001
Medicare	−9.87	−14.13 to −5.60	<.001
Medicaid	−4.57	−8.94 to −0.19	.041
Workers’ Compensation	−4.79	−8.95 to −0.63	.024
Self-pay	−3.58	−7.37 to 0.21	.064
Philanthropy	0.96	−19.29 to 21.21	.926
Black non-Hispanic	−3.33	−7.93 to 1.27	.156
Hispanic	3.25	−0.08 to 6.58	.056
Lowest income bracket	0.16	−2.89 to 3.21	.917
PCS 24 months
Age	−0.12	−0.24 to −0.99	.046
Male sex	−0.91	−4.55 to 2.73	.624
Number of operation index admission	−0.48	−0.86 to −0.09	.015
Medicare	−6.42	−11.73 to −1.11	.018
Medicaid	0.03	−7.45 to 7.50	.994
Workers’ Compensation	−1.05	−5.94 to −3.84	.674
Self-pay	−2.54	−7.18 to 2.10	.283
Philanthropy	−5.39	−25.45 to 14.66	.598
Black non-Hispanic	−8.11	−14.08 to −2.14	.008
Hispanic	−2.53	−6.79 to 1.73	.244
Lowest income bracket	−0.77	−4.86 to 3.33	.714

PCS, physical component summary.