Table 1.
Participant characteristics across age categories.
| characteristics | age category |
total | |||
|---|---|---|---|---|---|
| ≤5 years | 6–19 years | 20–59 years | ≥60 years | ||
| n (%) | 2848 (2.3) | 17 379 (13.8) | 96 947 (77.2) | 8426 (6.7) | 125 600 (100.0) |
| mean ± s.d. (years) | 3.3 (±1.4) | 14.1 (±4.0) | 34.6 (±10.5) | 66.2 (±6.7) | 33.1 (±15.3) |
| gender | |||||
| females (%) | 1223 (43.0) | 6235 (35.9) | 32 421 (33.4) | 2900 (34.4) | 42 779 (34.1) |
| males (%) | 1624 (57.0) | 11 144 (64.1) | 64 521 (66.6) | 5526 (65.6) | 82 815 (65.9) |
| international travel | |||||
| no (%) | 2841 (99.7) | 17 350 (99.8) | 96 616 (99.7) | 8400 (99.7) | 125 207 (99.7) |
| yes (%) | 7 (0.3) | 29 (0.2) | 331 (0.3) | 26 (0.3) | 393 (0.3) |
| institutional quarantine | |||||
| no (%) | 2256 (79.2) | 13 892 (79.9) | 79 522 (82.0) | 6954 (82.5) | 102 624 (81.7) |
| yes (%) | 592 (20.8) | 3487 (20.1) | 17 425 (18.0) | 1472 (17.5) | 22 976 (18.3) |
| state of residence | |||||
| Uttar Pradesh (%) | 2223 (78.1) | 14 414 (82.9) | 81 206 (83.8) | 6901 (81.9) | 104 744 (83.4) |
| Delhi (%) | 528 (18.5) | 2641 (15.2) | 12 973 (13.4) | 1203 (14.3) | 17 345 (13.8) |
| Madhya Pradesh (%) | 81 (2.8) | 276 (1.6) | 2556 (2.6) | 308 (3.7) | 3221 (2.6) |
| Ladakh (%) | 16 (0.6) | 48 (0.3) | 212 (0.2) | 14 (0.2) | 290 (0.2) |
| co-morbidity | |||||
| no (%) | 2847 (99.96) | 17 372 (99.96) | 96 696 (99.7) | 8361 (99.2) | 12 5276 (99.7) |
| yes (%) | 1 (0.04) | 7 (0.04) | 251 (0.3) | 65 (0.8) | 324 (0.3) |
| symptomatic status | |||||
| asymptomatic | 2762 (96.9) | 16 958 (97.6) | 93 617 (96.6) | 8083 (95.9) | 12 1420 (96.7) |
| symptomatic | 86 (3.0) | 421 (2.4) | 3330 (3.4) | 343 (4.1) | 4180 (3.3) |
| hospitalization | |||||
| no (%) | 2695 (97.8) | 16 771 (99.4) | 93 272 (99.4) | 8036 (99.0) | 120 774 (99.3) |
| yes (%) | 62 (0.2) | 102 (0.6) | 587 (0.6) | 78 (1.0) | 829 (0.7) |
| RT-PCR SARS-CoV-2 | |||||
| negative | 2695 (94.6) | 16 302 (93.8) | 89 495 (92.3) | 7593 (90.1) | 116 085 (92.4) |
| positive | 153 (5.4) | 1077 (6.2) | 7452 (7.7) | 833 (9.9) | 9515 (7.6) |