Table 1 Characteristics of patients hospitalized for acute exacerbation of chronic pulmonary obstructive disease, according to aspirin use
Aspirin users | Non-users | ||
|---|---|---|---|
Characteristics | n = 13,826 | n = 192,860 | P-value |
Age, year, median (interquartile range) | 73 (65–81) | 70 (59–79) | <0.001 |
Female sex | 7229 (52) | 112,549 (58) | <0.001 |
Race/ethnicity | <0.001 | ||
Non-Hispanic white | 11,528 (86) | 139,497 (75) | |
Non-Hispanic black | 867 (6) | 19,134 (10) | |
Hispanics | 716 (5) | 18,996 (10) | |
Others | 366 (3) | 7250 (4) | |
Payer | <0.001 | ||
Medicare | 10,835 (78) | 135,143 (70) | |
Medicaid | 902 (7) | 21,012 (11) | |
Private | 1474 (11) | 22,843 (12) | |
Self-pay | 238 (2) | 7738 (4) | |
Others | 377 (3) | 6116 (3) | |
Quartiles for median household income | <0.001 | ||
1 (lowest) | 3958 (29) | 61,225 (33) | |
2 | 4147 (31) | 52,084 (28) | |
3 | 3144 (23) | 43,354 (23) | |
4 (highest) | 2333 (17) | 30,680 (16) | |
Number of comorbidities | <0.001 | ||
0–1 | 433 (3) | 14,728 (8) | |
2–3 | 4173 (30) | 74,140 (38) | |
≥4 | 9220 (67) | 103,992 (54) | |
Selected comorbidities | |||
Coronary artery diseases | 6974 (50) | 55,723 (29) | <0.001 |
Ischemic stroke | 273 (3) | 1821 (1) | <0.001 |
Hospital state | <0.001 | ||
Arkansas | 1006 (7) | 13,008 (7) | |
Florida | 6085 (44) | 90,530 (47) | |
Iowa | 594 (4) | 9431 (5) | |
Nebraska | 114 (1) | 5512 (3) | |
New York | 3695 (27) | 58,240 (30) | |
Utah | 76 (1) | 2757 (1) | |
Washington | 2256 (16) | 13,382 (7) |
