Table 1.
Characteristics of the Donor Matched Inpatient RBC transfusion recipients
| Subjects, No (%) | Encounters, No (%) | |
|---|---|---|
| All | 93,726 | 130,381 |
| Patient characteristics | ||
| Sex | ||
| Male | 45,360 (48.4) | 63,515 (48.7) |
| Female | 48,352 (51.6) | 66,866 (51.3) |
| Other | 14 (0.0) | 14 (0.0) |
| Median Age at study enrollment (IQR) | 64 (51,75) | 63 (50,74) |
| Race | ||
| White | 65,180 (69.5) | 89,585 (68.7) |
| Black | 13,763 (14.7) | 21,530 (16.5) |
| Asian | 2,481 (2.7) | 3,327 (2.6) |
| Missing/Other | 12,302 (13.1) | 15,946 (12.2) |
| Ethnicity | ||
| Hispanic | 6,368 (6.8) | 9,354 (7.2) |
| Non-Hispanic | 83,295 (88.9) | 115,770 (88.8) |
| Missing/Other | 4,063 (4.3) | 5,271 (4.0) |
| Body mass index at study entry (IQR) | 27.1 (23.2, 32.1) | 26.7 (22.9, 31.6) |
| Blood group | ||
| A | 33,884 (36.2) | 46,792 (35.9) |
| B | 12,502 (13.3) | 17,664 (13.6) |
| O | 40,596 (43.3) | 57,330 (44.0) |
| AB | 4,594 (4.9) | 6,361 (4.9) |
| Unknown/Untested | 2,150 (2.3) | 2,063 (1.6) |
| Rh(D) status | ||
| Rh(D) positive | 9,591 (84.9) | 111,478 (85.5) |
| Rh(D) negative | 12,099 (12.9) | 16,833 (12.9) |
| Unknown/Untested | 2,036 (2.2) | 2,084 (1.6) |
| Charlson Comorbidity Index (IQR) | 1 (1,1) | 1 (2,3) |
| Principal Diagnosis Category | ||
| Circulatory | 15,307 (16.6) | 18,513 (14.4) |
| Gastrointestinal | 10,812 (11.7) | 15,957 (12.4) |
| Blood Diseases | 4,289 (4.6) | 8,883 (6.9) |
| Neoplasms | 13,253 (14.3) | 17,373 (13.5) |
| Infectious | 6,615 (7.2) | 11,175 (8.7) |
| Musculoskeletal | 6,589 (7.1) | 7,468 (5.8) |
| Pulmonary | 3,016 (3.3) | 4,664 (3.6) |
| Injury/Poisoning | 15,717 (17.0) | 22,127 (17.2) |
| Obstetric | 2,522 (2.7) | 2,567 (2.0) |
| Congenital | 1,047 (1.1) | 1,301 (1.0) |
| Other | 12,436 (13.5) | 15,457 (12.1) |
| No primary DX Code | 788 (0.9) | 3,171 (2.5) |