Characteristic | Total hospitalizations | SARS-CoV-2 PCR Positive | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Total | ICU | p-value | Death | p-value | Total | ICU | p-value | Death | p-value | |
 Overall | 13,312 | 487 | – | 422 | – | 6459 | 291 | – | 238 | – |
 Median age, yrs., (IQR) | 55 (32) | 62 (28) | < 0.001 | 66 (28) | < 0.001 | 54 (26) | 62 (26) | < 0.001 | 65 (28) | < 0.001 |
 Mean ± SD age, yrs | 51.9 ± 24.4 | 57.9 ± 23.2 | < 0.001 | 63.0 ± 20.8 | < 0.001 | 52.9 ± 18.8 | 56.0 ± 21.0 | < 0.001 | 52.5 ± 18.7 | 0.002 |
Age group, yrs | ||||||||||
  < 18 | 1690 (12.8) | 40 (8.2) | < 0.001 | 17 (4.1) | < 0.001 | 246 (3.8) | 16 (5.5) | < 0.001 | 5 (2.1) | < 0.001 |
 18–49 | 3723 (28.1) | 100 (20.6) | 74 (17.7) | 2390 (37) | 70 (24.1) | 51 (21.4) | ||||
 50–64 | 3443 (26) | 130 (26.7) | 105 (25.2) | 2032 (31.5) | 82 (28.2) | 62 (26.1) | ||||
 65-79 | 2908 (22) | 143 (29.4) | 119 (28.5) | 1290 (20) | 82 (28.2) | 68 (28.6) | ||||
  ≥ 80 | 1468 (11.1) | 73 (15) | 102 (24.5) | 497 (7.7) | 41 (14.1) | 52 (21.8) | ||||
Sex | ||||||||||
 Men | 6340 (47.6) | 241 (49.5) | 0.402 | 212 (50.2) | 0.275 | 2833 (43.9) | 135 (46.4) | 0.373 | 118 (49.6) | 0.07 |
 Women | 6972 (52.5) | 246 (50.5) | 210 (49.8) | 3626 (56.1) | 156 (53.6) | 120 (50.4) | ||||
Underlying diseases | ||||||||||
 CVD2 | 2968 (22.3) | 130 (26.7) | 0.018 | 133 (31.5) | < 0.001 | 1184 (18.3) | 79 (27.1) | < 0.001 | 61 (25.6) | 0.003 |
 Diabetics | 2173 (16.3) | 111 (22.8) | < 0.001 | 86 (20.4) | 0.022 | 1046 (16.2) | 65 (22.3) | 0.004 | 51 (21.4) | 0.026 |
 KD3 | 394 (3) | 22 (4.5) | 0.039 | 27 (6.4) | < 0.001 | 137 (2.1) | 13 (4.5) | 0.004 | 14 (5.9) | < 0.001 |
 Hypertension | 1250 (9.4) | 61 (12.5) | 0.016 | 41 (9.7) | 0.816 | 528 (8.2) | 28 (9.6) | 0.356 | 18 (7.6) | 0.726 |
 Malignancies | 649 (4.9) | 27 (5.5) | 0.485 | 27 (6.4) | 0.140 | 135 (2.1) | 9 (3.1) | 0.221 | 12 (5) | 0.001 |
 RD4 | 391 (2.9) | 25 (5.1) | 0.003 | 22 (5.2) | 0.005 | 147 (2.3) | 9 (3.1) | 0.339 | 11 (4.6) | 0.013 |
 GID5 | 100 (0.75) | 4 (0.82) | 0.855 | 5 (1.2) | 0.294 | 36 (0.55) | 2 (0.7) | 0.761 | 3 (1.3) | 0.138 |
 BND6 | 701 (5.3) | 49 (10.1) | < 0.001 | 35 (8.3) | 0.005 | 242 (3.7) | 23 (7.9) | < 0.001 | 17 (7.1) | 0.005 |
 BD7 | 68 (0.5) | 5 (1.02) | 0.104 | 4 (0.94) | 0.201 | 24 (0.4) | 2 (0.7) | 0.365 | 3 (1.3) | 0.022 |
 Pregnancy | 179 (1.3) | 2 (0.4) | 0.680 | 1 (0.2) | 0.045 | 94 (1.5) | 2 (0.7) | 0.263 | 1 (0.4) | 0.174 |
 Others8a | 106 (0.72) | 5 (1.02) | 0.560 | 4 (0.94) | 0.722 | 47 (0.72) | 5 (1.7) | 0.042 | 2 (0.8) | 0.835 |
Comorbidities | ||||||||||
 No Comorbidities | 7103 (53.4) | 192 (39.4) | < 0.001 | 150 (35.5) | < 0.001 | 3878 (60) | 130 (44.7) | < 0.001 | 99 (41.6) | < 0.001 |
 One | 4088 (30.7) | 185 (38) | 185 (43.8) | 1729 (26.8) | 100 (34.4) | 97 (40.8) | ||||
  > =Two | 2121 (15.9) | 110 (22.9) | 87 (20.6) | 852 (13.2) | 61 (21) | 42 (17.6) | ||||
Waves of disease | ||||||||||
 Wave 0 | 3417 (25.5) | 139 (28.5) | 0.344 | 72 (17.1) | < 0.001 | 646 (10) | 49 (16.8) | < 0.001 | 17 (7.2) | < 0.001 |
 4th (alpha) wave | 2519 (18.9) | 97 (19.9) | 167 (39.7) | 1402 (21.7) | 62 (21.3) | 95 (40.1) | ||||
 5th (delta) wave | 5231 (39.3) | 176 (36.1) | 139 (33) | 3574 (55.3) | 132 (47.4) | 96 (40.5) | ||||
 6th (omicron) wave | 2143 (16.1) | 75 (15.4) | 43 (10.2) | 836 (12.9) | 42 (14.4) | 19 (12.2) | ||||
Hospitalization outcomeb | ||||||||||
 Length of stay, days, median (IQR) | 5 (4) | 11 (14) | < 0.001 | 7 (14) | < 0.001 | 5 (3) | 11 (13) | < 0.001 | 5 (3) | < 0.001 |
 Length of stay, days, Mean ± SD | 7.2 ± 9.5 | 15.8 ± 17.8 | < 0.001 | 12 ± 14.3 | < 0.001 | 6.7 ± 8.1 | 14.2 ± 12.3 | < 0.001 | 6.4 ± 7.9 | < 0.001 |