Table 4 Multivariable regression analysis for occurrence of any potentially preventable complication
Variable | Odds ratio with 95% CI | P value |
|---|---|---|
Age Group | ||
 <30 | Ref | 0.009 |
 30-34 | 1.04 (0.93 to 1.29) |  |
 35-39 | 1.13 (0.94 to 1.29) |  |
 ≥ 40 | 1.37 (1.13 to 1.65) |  |
Race group | ||
 Non-Hispanic White | Ref | 0.05 |
 Non-Hispanic Black | 1.17 (1.03 to 1.33) |  |
 Non-Hispanic Asian | 1.20 (0.97 to 1.49) |  |
 Non-Hispanic other | 1.15 (0.90 to 1.47) |  |
 Hispanic | 1.26 (1.05 to 1.52) |  |
Primary payer | ||
 Government | Ref | 0.24 |
 Commercial | 0.93 (0.82 to 1.04) |  |
 Other | 0.76 (0.48 to 1.20) |  |
Year | ||
 2016 | Ref | <0.001 |
 2017 | 1.12 (0.96 to 1.31) |  |
 2018 | 0.99 (0.85 to 1.16) |  |
 2019 | 1.07 (0.91 to 1.25) |  |
 2020 | 0.78 (0.66 to 0.92) |  |
Prior CD | 0.79 (0.69 to 0.91) | <0.001 |
Chronic hypertension | 1.03 (0.79 to 1.34) | 0.83 |
Diabetes mellitus | 0.77 (0.58 to 1.01) | 0.06 |
Pre-eclampsia | 1.33 (1.15 to 1.54) | <0.001 |
Admission APR severity of illness | ||
 Mild | Ref | <0.001 |
 Moderate | 1.81 (1.61 to 2.04) |  |
 Severe | 4.55 (3.98 to 5.20) |  |
 Extreme | 21.60 (17.09 to 27.31) |  |
Pre-term delivery | 0.92 (0.74 to 1.13) | 0.42 |