Table 2.

The odds ratios for the associations of the baseline comorbidities and the other baseline characteristics with the SF-36 scores before the start of the treatment

Independent variable	OR	Lower 95% CI	Upper 95% CI	p-value (a)
Physical functioning
Hypertension	0.42	0.26	0.67	0.0002
Medicaid vs. Medicare ins	1.74	0.84	3.61	<0.0001
Private vs. Medicare ins.	4.08	2.42	6.89	<0.0001
Pulmonary comorbidity	0.41	0.22	0.78	0.0062
BMI	0.95	0.92	0.99	0.0106
Number of comorbidities	0.79	0.69	0.91	0.0013
Role physical
BMI	0.95	0.92	0.99	0.0106
Number of comorbidities	0.79	0.69	0.91	0.0013
Medicaid vs. Medicare ins	1.1	0.51	2.35	<0.0001
Private vs. Medicare ins	3.52	2.01	6.16	<0.0001
Pulmonary comorbidity	0.43	0.22	0.84	0.0131
Bodily pain
Hypertension	0.6	0.38	0.94	0.0274
Medicaid vs. Medicare ins	0.67	0.32	1.41	<0.0001
Private vs. Medicare ins.	2.67	1.59	4.47	<0.0001
BMI	0.96	0.93	1	0.0283
Number of comorbidities	0.8	0.7	0.92	0.0021
General health
Diabetes	0.51	0.3	0.88	0.0151
Hypertension	0.53	0.33	0.84	0.0075
Cardiac comorbidity	0.33	0.13	0.84	0.0195
Medicaid vs. Medicare ins	1.35	0.64	2.83	0.0001
Private vs. Medicare ins.	3.02	1.78	5.1	0.0001
Renal comorbidity	0.42	0.18	0.95	0.0385
Pulmonary comorbidity	0.27	0.14	0.52	<0.0001
BMI	0.96	0.93	1	0.0305
Hemoglobin	1.26	1.1	1.44	0.001
Number of comorbidities	0.67	0.58	0.78	<0.0001
Vitality
Hypertension	0.52	0.33	0.83	0.0062
Pulmonary comorbidity	0.3	0.15	0.57	0.0003
BMI	0.94	0.9	0.97	0.0004
Number of comorbidities	0.71	0.61	0.82	<0.0001
Social functioning
Hypertension	0.62	0.39	0.98	0.0428
Medicaid vs. Medicare ins	1.2	0.57	2.51	0.0004
Private vs. Medicare ins	2.79	1.64	4.73	0.0004
Pulmonary comorbidity	0.47	0.25	0.9	0.0227
Number of comorbidities	0.77	0.67	0.89	0.0004
Role emotional
Medicaid vs. Medicare ins	0.82	0.36	1.87	0.0025
Private vs. Medicare ins	2.6	1.4	4.85	0.0025
Pulmonary comorbidity	0.42	0.2	0.87	0.0197
Number of comorbidities	0.81	0.69	0.96	0.0146
Mental health
Creatinine	2.75	1.1	6.92	0.0313
Number of comorbidities	0.78	0.67	0.9	0.0005
Mental Health Component Summary Score
Number of comorbidities	0.82	0.71	0.95	0.007
Physical Health Component Summary Score
Hypertension	0.53	0.33	0.85	0.0084
Medicaid vs. Medicare ins	1.76	0.82	3.77	<0.0001
Private vs. Medicare ins	4.77	2.75	8.27	<0.0001
Pulmonary comorbidity	0.36	0.19	0.7	0.0024
BMI	0.95	0.91	0.98	0.0042
Number of comorbidities	0.78	0.67	0.9	0.0008

^aOnly significant independent variables are shown. The intercepts were omitted