Table 1 Baseline characteristics by final diagnosis of index event – all patients with cost data
STEMI (n = 5478) | NSTEMI (n = 2030) | UA (n = 3311) | Total (n = 10,819) | |
|---|---|---|---|---|
Age, mean (SD) | 58.5 (11.7) | 61.9 (11.95) | 61.4 (10.44) | 60.0 (11.48) |
Male, n (%) | 4532 (82.7) | 1520 (74.9) | 2247 (67.9) | 8299 (76.7) |
Smoker, n (%) | ||||
Current | 2197 (40.1) | 649 (32.0) | 742 (22.4) | 3588 (33.2) |
Former | 964 (17.6) | 398 (19.6) | 775 (23.4) | 2137 (19.8) |
Never | 1896 (34.6) | 855 (42.1) | 1602 (48.4) | 4353 (40.2) |
Unknown | 421 (7.7) | 128 (6.3) | 192 (5.8) | 741 (6.8) |
Income, n (%) | ||||
Quintile 1 | 14 (0.3) | 21 (1.0) | 18 (0.5) | 53 (0.5) |
Quintile 2 | 2352 (42.9) | 849 (41.8) | 1342 (40.5) | 4543 (42.0) |
Quintile 3 | 1253 (22.9) | 471 (23.2) | 965 (29.1) | 2689 (24.9) |
Quintile 4 | 70 (1.3) | 61 (3.0) | 31 (0.9) | 162 (1.5) |
Quintile 5 | 1271 (23.2) | 463 (22.8) | 805 (24.3) | 2539 (23.5) |
Country, n (%) | ||||
China | 3716 (67.8) | 1234 (60.8) | 2754 (83.2) | 7704 (71.2) |
Hong Kong | 75 (1.4) | 45 (2.2) | 5 (0.2) | 125 (1.2) |
India | 1341 (24.5) | 527 (26.0) | 415 (12.5) | 2283 (21.1) |
Singapore | 25 (0.5) | 36 (1.8) | 4 (0.1) | 65 (0.6) |
South Korea | 101 (1.8) | 70 (3.4) | 76 (2.3) | 247 (2.3) |
Thailand | 124 (2.3) | 81 (4.0) | 30 (0.9) | 235 (2.2) |
Vietnam | 96 (1.8) | 37 (1.8) | 27 (0.8) | 160 (1.5) |
Place of residence, n (%) | ||||
Rural | 2088 (38.1) | 624 (30.7) | 1067 (32.2) | 3779 (34.9) |
Metropolitan | 3390 (61.9) | 1406 (69.3) | 2244 (67.8) | 7040 (65.1) |
Insurance status, n (%) | ||||
Yes | 4396 (80.2) | 1620 (79.8) | 2950 (89.1) | 8966 (82.9) |
No | 1082 (19.8) | 410 (20.2) | 361 (10.9) | 1853 (17.1) |
Disease history, n (%) | 1008 (18.4) | 630 (31.0) | 1437 (43.4) | 3075 (28.4) |
Myocardial infarction | 354 (6.5) | 247 (12.2) | 421 (12.7) | 1022 (9.4) |
Prior PCI | 201 (3.7) | 173 (8.5) | 455 (13.7) | 829 (7.7) |
Prior CABG | 43 (0.8) | 39 (1.9) | 70 (2.1) | 152 (1.4) |
CAG diagnostic for CAD | 233 (4.3) | 216 (10.6) | 606 (18.3) | 1055 (9.8) |
Chronic angina | 484 (8.8) | 299 (14.7) | 1018 (30.7) | 1801 (16.6) |
Heart failure | 63 (1.2) | 71 (3.5) | 135 (4.1) | 269 (2.5) |
Atrial fibrillation | 47 (0.9) | 45 (2.2) | 62 (1.9) | 154 (1.4) |
TIA/stroke | 212 (3.9) | 101 (5.0) | 166 (5.0) | 479 (4.4) |
Peripheral vascular disease | 24 (0.4) | 24 (1.2) | 41 (1.2) | 89 (0.8) |
Chronic renal failure | 59 (1.1) | 70 (3.4) | 38 (1.1) | 166 (1.5) |
Hospitalization in 3 months prior to index event, n (%) | 206 (3.8) | 126 (6.2) | 458 (13.8) | 790 (7.3) |
Dependence degree (need of help for daily activities) prior to index event, n (%) | ||||
Some dependence | 715 (13.1) | 318 (15.7) | 367 (11.1) | 1400 (12.9) |
No dependence | 4601 (84.0) | 1659 (81.7) | 2826 (85.4) | 9086 (84.0) |
Unknown | 162 (3.0) | 53 (2.6) | 118 (3.6) | 333 (3.1) |
Index event medical management, n (%) | ||||
Invasive | 4713 (86.0) | 1598 (78.7) | 2612 (78.9) | 8923 (82.5) |
Non-invasive | 724 (13.2) | 422 (20.8) | 617 (18.6) | 1763 (16.3) |
Unknown | 41 (0.7) | 10 (0.5) | 82 (2.5) | 133 (1.2) |
Type of hospital, n (%) | ||||
Regional/community/rural hospital | 296 (5.4) | 111 (5.5) | 76 (2.3) | 483 (4.5) |
Non-university general hospital | 1269 (23.2) | 368 (18.1) | 792 (23.9) | 2429 (22.5) |
University general hospital | 2931 (53.5) | 1074 (52.9) | 2092 (63.2) | 6097 (56.4) |
Other type of hospital/clinic | 982 (17.9) | 477 (23.5) | 351 (10.6) | 1810 (16.7) |
Number of beds, mean (95% CI) | 1307.1 (1280.0, 1334.2) | 1223.1 (1181.9, 1264.3) | 1374.5 (1338.6, 1410.5) | 1311.9 (1292.7, 1331.2) |
Length of stay, mean (95% CI) | 10.3 (10.2, 10.5) | 10.2 (9.9, 10.6) | 9.8 (9.6, 10.0) | 10.1 (10.0, 10.3) |