Table 2:
Characteristics of cohort (by insurance status) n=9,816 (excluding any patients missing information on race/ethnicity, insurance status, or transferred out)
| Public | Private | Other | Total | P value a | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
| ||||||||||
| N. | % | N. | % | N. | % | N. | % | |||
|
| ||||||||||
| Age (years) | 0 | 1,284 | 23·8 | 650 | 17·7 | 138 | 18·1 | 2,072 | 21·1 | <0·001 |
| 1–5 | 921 | 17·1 | 465 | 12·7 | 111 | 14·6 | 1,497 | 15·3 | ||
| 6–12 | 1,004 | 18·6 | 603 | 16·4 | 98 | 12·9 | 1,705 | 17·4 | ||
| 13–17 | 894 | 16·6 | 815 | 22·2 | 120 | 15·8 | 1,829 | 18·6 | ||
| 18–20 | 1,282 | 23·8 | 1,137 | 31·0 | 294 | 38·6 | 2,713 | 27·6 | ||
|
| ||||||||||
| Sex | Male | 2,634 | 48·9 | 1,744 | 47·5 | 333 | 43·8 | 4,711 | 48·0 | 0·022 |
| Female | 2,749 | 51·1 | 1,925 | 52·5 | 428 | 56·2 | 5,102 | 52·0 | ||
|
| ||||||||||
| Complex chronic condition | No | 1,355 | 25·2 | 1,043 | 28·4 | 211 | 27·7 | 2,609 | 26·6 | 0·002 |
| Yes | 4,030 | 74·8 | 2,627 | 71·6 | 550 | 72·3 | 7,207 | 73·4 | ||
|
| ||||||||||
| Race | White | 1,935 | 35·9 | 2,420 | 65·9 | 313 | 41·1 | 4,668 | 47·6 | <0·001 |
| Black | 1,165 | 21·6 | 379 | 10·3 | 114 | 15·0 | 1,658 | 16·9 | ||
| Hispanic | 1,740 | 32·3 | 510 | 13·9 | 254 | 33·4 | 2,504 | 25·5 | ||
| Asian/Pacific Islander | 173 | 3·2 | 176 | 4·8 | 32 | 4·2 | 381 | 3·9 | ||
| Native American | 88 | 1·6 | 18 | 0·5 | 4 | 0·5 | 110 | 1·1 | ||
| Other | 284 | 5·3 | 167 | 4·6 | 44 | 5·8 | 495 | 5·0 | ||
|
| ||||||||||
| Median Household Income for zip code | $0 - $42,999 | 2,339 | 44·1 | 712 | 19·7 | 215 | 29·5 | 3,266 | 33·9 | <0·001 |
| $43,000 - $53,999 | 1,341 | 25·3 | 758 | 21·0 | 194 | 26·7 | 2,293 | 23·8 | ||
| $54,000 - $70,999 | 1,053 | 19·9 | 1,007 | 27·9 | 196 | 26·9 | 2,256 | 23·4 | ||
| $71,000+ | 571 | 10·8 | 1,132 | 31·4 | 123 | 16·9 | 1,826 | 18·9 | ||
|
| ||||||||||
| Hospital region | Northeast | 825 | 15·3 | 638 | 17·4 | 63 | 8·3 | 1,526 | 15·6 | <0·001 |
| Midwest | 1,091 | 20·3 | 874 | 23·8 | 119 | 15·6 | 2,084 | 21·2 | ||
| South | 2,075 | 38·5 | 1,263 | 34·4 | 315 | 41·4 | 3,653 | 37·2 | ||
| West | 1,394 | 25·9 | 895 | 24·4 | 264 | 34·7 | 2,553 | 26·0 | ||
|
| ||||||||||
| Hospital location | Rural | 72 | 1·3 | 45 | 1·2 | 11 | 1·5 | 128 | 1·3 | <0·001 |
| Urban nonteaching | 432 | 8·0 | 354 | 9·7 | 105 | 13·8 | 891 | 9·1 | ||
| Urban teaching | 4,881 | 90·6 | 3,271 | 89·1 | 645 | 84·8 | 8,797 | 89·6 | ||
|
| ||||||||||
| Hospital control | Government, nonfederal | 680 | 12·6 | 321 | 8·8 | 98 | 12·9 | 1,099 | 11·2 | <0·001 |
| Private, not-profit | 4,259 | 79·1 | 3,083 | 84·0 | 585 | 76·9 | 7,927 | 80·8 | ||
| Private, invest-own | 446 | 8·3 | 266 | 7·3 | 78 | 10·3 | 790 | 8·1 | ||
|
| ||||||||||
| Outcome | Mortality (%) | 806 | 15·0 | 506 | 13·8 | 120 | 15·8 | 1,432 | 14·6 | 0·19 |
|
|
||||||||||
| Median | (IQR) | Median | (IQR) | Median | (IQR) | Median | (IQR) | |||
|
|
||||||||||
| Length of stay (all) | 10 | (5–22) | 8 | (4–18) | 8 | (4–19) | 9 | (4–21) | ||
| Length of stay (survivors) | 10 | (5–21) | 8 | (4–17) | 8 | (4–17) | 9 | (4–19) | ||
a
Chi squared test or ANOVA on ranks