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. 2021 Nov 1;6:100107. doi: 10.1016/j.lana.2021.100107

Table 3.

Use of hospital resources stratified by age group and wave.

Age group Whole pandemic
First wave
Second wave
Second wave vs first wave
Cases Deaths Cases Deaths Cases Deaths Difference 99·5% CI
Hospitalizations stratified by age group and wave
0 to 19 10 152 (1·50%) 969 (9·54%) 5 983 (1·84%) 548 (9·16%) 4 169 (1·18%) 421 (10·10%) 0·94% 0·22 - 2·12
20 to 39 82 214 (12·12%) 11 666 (14·19%) 40 842 (12·53%) 4 530 (11·09%) 41 372 (11·74%) 7 136 (17·25%) 6·16% ·68 - 6·63
40 to 49 96 950 (14·29%) 19 375 (19·98%) 45 996 (14·11%) 7 574 (16·47%) 50 954 (14·46%) 11 801 (23·16%) 6·69% ·19 - 7·19
50 to 59 128 931 (19·01%) 36 310 (28·16%) 59 966 (18·40%) 14 759 (24·61%) 68 965 (19·57%) 21 551 (31·25%) 6·64% ·15 - 7·12
60 to 69 148 303 (21·87%) 61 602 (41·54%) 67 562 (20·73%) 26 166 (38·73%) 80 741 (22·92%) 35 436 (43·89%) 5·16% ·66 - 5·66
70 to 79 121 879 (17·97%) 64 746 (53·12%) 58 145 (17·84%) 29 743 (51·15%) 63 734 (18·09%) 35 003 (54·92%) 3·77% ·21 - 4·33
80 + 89 806 (13·24%) 57 242 (63·74%) 47 409 (14·55%) 30 124 (63·54%) 42 397 (12·03%) 27 118 (63·96%) 0·42% 0·21 - 1·05
Total 678 235 251 910 (37·14%) 325 903 (48·05%) 113 444 (34·81%) 352 332 (51·95%) 138 466 (39·30%) 4·49% ·26 - 4·72
ICU admissions stratified by age group and wave
0 to 19 2 825 (1·15%) 626 (22·16%) 1 616 (1·40%) 349 (21·60%) 1 209 (0·93%) 277 (22·91%) 1·31% 1·77 - 4·44
20 to 39 22 458 (9·16%) 7 640 (34·02%) 10 310 (8·96%) 2 807 (27·23%) 12 148 (9·32%) 4 833 (39·78%) 12·55% ·33 - 13·78
40 to 49 29 454 (12·01%) 12 293 (41·74%) 13 096 (11·39%) 4 522 (34·53%) 16 358 (12·56%) 7 771 (47·51%) 12·98% ·86 - 14·09
50 to 59 44 359 (18·08%) 22 938 (51·71%) 19 865 (17·27%) 8 916 (44·88%) 24 494 (18·80%) 14 022 (57·25%) 12·37% ·43 - 13·29
60 to 69 58 258 (23·75%) 37 891 (65·04%) 25 934 (22·55%) 15 498 (59·76%) 32 324 (24·81%) 22 393 (69·28%) 9·52% ·74 - 10·30
70 to 79 51 553 (21·02%) 38 165 (74·03%) 24 424 (21·23%) 17 186 (70·37%) 27 129 (20·82%) 20 979 (77·33%) 6·96% ·21 - 7·72
80 + 36 397 (14·84%) 28 817 (79·17%) 19 773 (17·19%) 15 311 (77·43%) 16 624 (12·76%) 13 506 (81·24%) 3·81% ·98 - 4·64
Total 245 304 148 370 (60·48%) 115 018 (46·89%) 64 589 (56·16%) 130 286 (53·11%) 83 781 (64·31%) 8·15% ·76 - 8·54
Use of non-invasive respiratory stratified by age group and wave
0 to 19 3 332 (1·01%) 186 (5·58%) 1 780 (1·23%) 98 (5·51%) 1 552 (0·83%) 88 (5·67%) 0·16% 1·40 - 1·76
20 to 39 38 124 (11·50%) 3 394 (8·90%) 15 923 (11·05%) 1 157 (7·27%) 22 201 (11·85%) 2 237 (10·08%) 2·81% ·24 - 3·37
40 to 49 48 541 (14·64%) 6 037 (12·44%) 20 404 (14·15%) 2 126 (10·42%) 28 137 (15·02%) 3 911 (13·90%) 3·48% ·90 - 4·06
50 to 59 65 108 (19·64%) 11 696 (17·96%) 27 533 (19·10%) 4 444 (16·14%) 37 575 (20·06%) 7 252 (19·30%) 3·16% ·57 - 3·75
60 to 69 72 200 (21·78%) 20 875 (28·91%) 30 180 (20·94%) 8 170 (27·07%) 42 020 (22·43%) 12 705 (30·24%) 3·17% ·50 - 3·83
70 to 79 58 118 (17·53%) 23 710 (40·80%) 25 707 (17·83%) 10 049 (39·09%) 32 411 (17·30%) 13 661 (42·15%) 3·06% ·26 - 3·86
80 + 46 083 (13·90%) 25 874 (56·15%) 22 626 (15·70%) 12 589 (55·64%) 23 457 (12·52%) 13 285 (56·64%) 1·00% ·09 - 1·90
Total 331 506 91 772 (27·68%) 144 153 (43·48%) 38 633 (26·80%) 187 353 (56·52%) 53 139 (28·36%) 1·56% ·26 - 1·87
Use of invasive respiratory stratified by age group and wave
0 to 19 1 133 (0·82%) 553 (48·81%) 660 (1·08%) 306 (46·36%) 473 (0·62%) 247 (52·22%) 5·86% 0·04 - 11·70
20 to 39 10 227 (7·43%) 6 182 (60·45%) 4 244 (6·92%) 2 288 (53·91%) 5 983 (7·84%) 3 894 (65·08%) 11·17% ·24 - 13·09
40 to 49 14 394 (10·46%) 9 715 (67·49%) 5 845 (9·54%) 3 598 (61·56%) 8 549 (11·20%) 6 117 (71·55%) 9·99% ·42 - 11·57
50 to 59 24 226 (17·60%) 18 104 (74·73%) 10 002 (16·32%) 6 957 (69·56%) 14 224 (18·63%) 11 147 (78·37%) 8·81% ·69 - 9·94
60 to 69 35 197 (25·57%) 29 266 (83·15%) 14 988 (24·45%) 11 917 (79·51%) 20 209 (26·47%) 17 349 (85·85%) 6·34% ·53 - 7·14
70 to 79 31 998 (23·25%) 28 460 (88·94%) 14 643 (23·89%) 12 680 (86·59%) 17 355 (22·73%) 15 780 (90·92%) 4·33% ·63 - 5·03
80 + 20 463 (14·87%) 18 999 (92·85%) 10 915 (17·81%) 10 036 (91·95%) 9 548 (12·51%) 8 963 (93·87%) 1·92% ·22 - 2·63
Total 137 638 111 279 (80·85%) 61 297 (44·53%) 47 782 (77·95%) 76 341 (55·47%) 63 497 (83·18%) 5·23% ·80 - 5·65

Note: We only consider data that have an informed outcome. Proportions are calculated based on complete records of ICU admission, use of non-invasive ventilation, and invasive mechanical ventilation. ICU = Intensive Care Unit