Table 2.
Baseline Demographic Characteristics of the Study Population
| No CSMM (n = 13,780,453) | CSMM (n = 11,152) | P Value | |
|---|---|---|---|
| Age (in y) | |||
| <25 | 4,650,726 (33.8) | 2,708 (24.3) | <0.0001 |
| 25-34 | 7,127,683 (51.7) | 5,340 (47.9) | |
| ≥35 | 2,002,044 (14.5) | 3,104 (27.8) | |
| Race/ethnicity | |||
| White | 5,877,813 (55.7) | 4,026 (46.9) | <0.0001 |
| Black | 1,516,770 (14.4) | 2,325 (27.1) | |
| Hispanic | 2,531,461 (24.0) | 1,663 (19.4) | |
| Asian, Pacific Islander, Native American | 633,144 (6.0) | 568 (6.6) | |
| Income quartile | |||
| Q1 | 2,808,252 (27.3) | 2,806 (32.9) | <0.0001 |
| Q2 | 2,588,403 (25.2) | 2,147 (25.2) | |
| Q3 | 2,530,669 (24.6) | 1,935 (22.7) | |
| Q4 | 2,365,764 (23.0) | 1,637 (19.2) | |
| Insurance type | |||
| Medicare | 74,453 (0.5) | 385 (3.5) | <0.0001 |
| Medicaid | 5,590,994 (40.7) | 4,862 (43.7) | |
| Private | 7,259,512 (52.8) | 5,218 (46.9) | |
| Other | 827,794 (6.0) | 664 (6.0) | |
| Hospital type | |||
| Rural | 1,589,263 (11.6) | 698 (6.3) | <0.0001 |
| Urban nonteaching | 5,644,196 (41.1) | 3,363 (30.3) | |
| Urban teaching | 6,498,147 (47.3) | 7,039 (63.4) |
Values are n (%).
CSMM = cardiovascular severe maternal morbidity.