Table 1.
Summary of demographic data of hospitalized patients with Clostridium difficile infection who had fatal event compared to those who survived among the United States Nationwide Inpatient Sample*
| Demographic Characteristics | CDI-associated mortality cohort (n =6,168) | CDI-associated survivor cohort (n = 71,608) | p-value |
|---|---|---|---|
| Age categories - N (%) | p<0.001 | ||
| 18 – 40 years | 142 (2) | 5,353 (7) | |
| 41– 60 years | 793 (13) | 14,969 (21) | |
| 61 – 80 years | 2,736 (44) | 30,464 (43) | |
| 81 – 100 years | 2,497 (41) | 20,822 (29) | |
| Gender - N (%) | p< 0.001 | ||
| Female | 3,344 (54) | 42,251 (59) | |
| Male | 2,824 (46) | 29,357 (41) | |
| Race - N (%) | p<0.001 | ||
| White | 4,144 (67) | 48,894 (68) | |
| Black | 782 (13) | 8,415 (12) | |
| Hispanic | 487 (8) | 5,094 (7) | |
| Asian/Pacific Islander | 136 (2) | 1,144 (12) | |
| Other Race | 188 (3) | 1,966 (3) | |
| No Race Reported | 431 (7) | 6,095 (9) | |
| Mean Length of Stay | 15.35 (21.85) | 11.24 (13.62) | p<0.001 |
| Insurance Source - N (%) | p<0.001 | ||
| Medicare | 4,726 (77) | 49,730 (70) | |
| Medicaid | 418 (7) | 6,172 (9) | |
| Private | 788 (13) | 12,798 (17) | |
| Other | 219 (4) | 3,064 (4) | |
| Median income quartile per zip code - N (%) | p=0.316 | ||
| 1 | 1,550 (26) | 18,097 (26) | |
| 2 | 1,416 (23) | 16,718 (23) | |
| 3 | 1,572 (26) | 18,567 (26) | |
| 4 | 1,521 (25) | 16,898 (24) | |
| Charlson comorbidity index - mean (SE) | 3.01 (2.44) | 2.25 (2.19) | P<0.001 |
*
Unweighted United States 2011 NIS hospitalization data