Simple random sample (SRS) | ||||||||
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Parameter | Sample (%) | Intercept | Non-hispanic black | Hispanic | Other | 1 Comorbidity | 2 Comorbidities | 3+ Comorbidities |
β (95% CI) | 100 | -0.94 (-0.98, -0.91) | 0.62 (-0.02, -0.01) | 0.45 (0.43, 0.48) | 0.36 (0.35, 0.38) | 0.07 (0.06, 0.08) | 0.15 (0.13, 0.17) | 0.27 (0.24, 0.29) |
 | 25 | -1.93 (-2.17, -1.69) | 1.27 (1.17, 1.37) | 1.07 (0.93, 1.20) | 0.87 (0.77, 0.97) | 0.12 (0.05, 0.21) | 0.19 (0.06, 0.31) | 0.39 (0.19, 0.58) |
 | 10 | -2.48 (-2.93, -2.04) | 1.39 (1.20, 1.58) | 1.27 (1.01, 1.53) | 0.97 (0.78, 1.15) | 0.16 (0.01, 0.31) | 0.36 (0.14, 0.59) | 0.44 (0.07, 0.80) |
 | 5 | -2.16 (-2.87, -1.45) | 1.69 (1.40, 1.99) | 1.10 (0.70, 1.50) | 1.05 (0.75, 1.35) | 0.39 (0.16, 0.62) | 0.34 (0.09, 0.80) | 0.33 (-0.24, 0.90) |
SE | 100 | 0.0182 | 0.0076 | 0.0105 | 0.0078 | 0.0053 | 0.0085 | 0.0125 |
 | 25 | 0.1221 | 0.0514 | 0.0691 | 0.0512 | 0.0402 | 0.0621 | 0.3896 |
 | 10 | 0.2269 | 0.0965 | 0.1308 | 0.0959 | 0.0748 | 0.1163 | 0.1858 |
 | 5 | 0.3608 | 0.1505 | 0.2038 | 0.1520 | 0.1175 | 0.1821 | 0.2905 |
Stratified random sampling (StRS) | ||||||||
Parameter | Sample (%) | Intercept | Non-Hispanic Black | Hispanic | Other | 1 Comorbidity | 2 Comorbidities | 3+ Comorbidities |
β (95% CI) | 25 | -1.83 (-2.07, -1.59) | 1.25 (-0.01, 0.01) | 0.90 (0.76, 1.03) | 0.88 (0.78, 0.98) | 0.10 (0.02, 0.18) | 0.30 (0.17, 0.42) | 0.75 (0.56, 0.94) |
 | 10 | -2.34 (-2.78, -1.89) | 1.47 (1.29, 1.66) | 1.03 (0.78, 1.29) | 1.00 (0.81, 1.19) | 0.07 (-0.08, 0.21) | 0.24 (0.02, 0.47) | 0.69 (0.34, 1.05) |
 | 5 | -2.65 (-3.35, -1.95) | 1.44 (1.14, 1.74) | 1.74 (1.34, 2.15) | 1.10 (0.81, 1.40) | 0.20 (-0.03, 0.43) | 0.16 (-0.19, 0.52) | 0.80 (0.22, 1.39) |
SE | 25 | 0.1209 | 0.0514 | 0.0690 | 0.0512 | 0.0401 | 0.0620 | 0.0984 |
 | 10 | 0.2272 | 0.0955 | 0.1282 | 0.0949 | 0.0745 | 0.1154 | 0.1813 |
 | 5 | 0.3561 | 0.1531 | 0.2060 | 0.1505 | 0.1175 | 0.1817 | 0.2984 |
Random effects meta-regression without VISN 13 & 14 (REMR) | ||||||||
Parameter** | Sample (%) | Intercept | Non-Hispanic Black | Hispanic | Other | 1 Comorbidity | 2 Comorbidities | 3+ Comorbidities |
β (95% CI) | 100 | -0.93 (-0.99, -0.87) | 0.58 (0.52, 0.64) | 0.11 (0.05, 0.17) | 0.32 (0.26, 0.38) | 0.07 (0.01, 0.13) | 0.14 (0.08, 0.20) | 0.25 (0.19, 0.31) |