Table 4.
Age distribution of COVID-19 cases and deaths by COVID-19 variants outbreaks in Malaysia.
| Age group | Wuhan | Beta | Delta | Omicron | Overall (Ep Wk 4/2020 to Ep Wk 18/2022) |
||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cases | *IR | Death | **DR | CFR | Cases | *IR | Death | **DR | CFR | Cases | *IR | Death | **DR | CFR | Cases | *IR | Death | **DR | CFR | Cases | *IR | Death | **DR | CFR | |
| 0-9 | 259 (3.35) |
0.05 | 0 (0.00) |
0.00 | - | 19,613 (6.23) |
3.86 | 7 (0.62) |
0.00 | 0.0 | 292,456 (12.12) |
58.08 | 64 (0.21) |
0.01 | 0.0 | 179,844 (10.99) |
35.71 | 36 (0.95) |
0.01 | 0.0 | 492,225 (11.26) |
97.75 | 107 (0.30) |
0.02 | 0.0 |
| 10–19 | 844 (10.93) |
0.16 | 0 (0.00) |
0.00 | - | 24,687 (7.84) |
4.63 | 5 (0.44) |
0.00 | 0.0 | 300,988 (12.48) |
57.34 | 75 (0.25) |
0.01 | 0.0 | 186,291 (11.39) |
35.49 | 26 (0.69) |
0.00 | 0.0 | 512,881 (11.73) |
97.70 | 106 (0.30) |
0.02 | 0.0 |
| 20–29 | 2,138 (27.69) |
0.34 | 3 (2.48) |
0.00 | 0.1 | 96,346 (30.59) |
15.16 | 17 (1.50) |
0.00 | 0.0 | 548,620 (22.74) |
87.31 | 686 (2.25) |
0.11 | 0.1 | 379,988 (23.23) |
60.47 | 47 (1.25) |
0.01 | 0.0 | 1,027,286 (23.50) |
163.48 | 753 (2.12) |
0.12 | 0.1 |
| 30–39 | 1,523 (19.73) |
0.28 | 9 (7.44) |
0.00 | 0.6 | 86,013 (27.31) |
15.84 | 40 (3.53) |
0.01 | 0.0 | 503,471 (20.87) |
91.97 | 2,260 (7.40) |
0.41 | 0.4 | 378,908 (23.16) |
69.21 | 129 (3.42) |
0.02 | 0.0 | 970,141 (22.19) |
177.21 | 2,438 (6.85) |
0.45 | 0.3 |
| 40–49 | 943 (12.21) |
0.25 | 9 (7.44) |
0.00 | 1.0 | 42,833 (13.60) |
11.32 | 93 (8.22) |
0.02 | 0.2 | 312,325 (12.95) |
81.29 | 4,244 (13.89) |
1.10 | 1.4 | 220,714 (13.49) |
57.45 | 269 (7.14) |
0.07 | 0.1 | 576,963 (13.20) |
150.18 | 4,615 (12.97) |
1.20 | 0.8 |
| 50–59 | 1,004 (13.00) |
0.32 | 19 (15.70) |
0.01 | 1.9 | 25,406 (8.07) |
8.20 | 191 (16.87) |
0.06 | 0.8 | 223,100 (9.25) |
71.47 | 5,884 (19.26) |
1.88 | 2.6 | 143,069 (8.74) |
45.83 | 427 (11.33) |
0.14 | 0.3 | 392,673 (8.98) |
125.79 | 6,521 (18.33) |
2.09 | 1.7 |
| 60–69 | 715 (9.26) |
0.34 | 38 (31.40) |
0.02 | 5.3 | 13,585 (4.31) |
6.44 | 327 (28.89) |
0.16 | 2.4 | 147,598 (6.12) |
67.69 | 7,153 (23.41) |
3.28 | 4.8 | 90,698 (5.54) |
41.60 | 737 (19.55) |
0.34 | 0.8 | 252,654 (5.78) |
115.88 | 8,258 (23.21) |
3.79 | 3.3 |
| 70–79 | 211 (2.73) |
0.21 | 25 (20.66) |
0.02 | 11.8 | 4,815 (1.53) |
4.75 | 256 (22.61) |
0.25 | 5.3 | 61,818 (2.56) |
57.74 | 5,842 (19.12) |
5.46 | 9.5 | 40,528 (2.48) |
37.85 | 952 (25.25) |
0.89 | 2.3 | 107,401 (2.46) |
100.31 | 7,079 (19.90) |
6.61 | 6.6 |
| 80+ | 84 (1.09) |
0.22 | 18 (14.88) |
0.05 | 21.4 | 1,708 (0.54) |
4.51 | 196 (17.31) |
0.52 | 11.5 | 22,051 (0.91) |
55.54 | 4,341 (14.21) |
10.93 | 19.7 | 15,994 (0.98) |
40.29 | 1,147 (30.42) |
2.89 | 7.2 | 39,852 (0.91) |
100.38 | 5,702 (16.03) |
14.36 | 14.3 |
| Total | 7,721 | 2.17 | 121 | 0.10 | 315,006 | 74.71 | 1,132 | 1.02 | 2,412,427 | 628.42 | 30,549 | 23.21 | 1,636,034 | 423.90 | 3,770 | 4.37 | 4,372,076 | 1,128.67 | 35,579 | 28.66 | |||||
IR = age-specific incidence rate per 1,000 populations. DR = age-specific deaths per 1,000 populations. Denominators for cases and deaths population estimates sourced from Department of Statistics Malaysia website (http://pqi.stats.gov.my). *Incidence of COVID-19 in 2020–2021 per 1,000 population [(Total 2020 and 2021 cases)/(Total populations of 2020 and 2021)*1,000]. **DR = Deaths of COVID-19 in 2020–2021 per 1,000 population. Values for cases and death are number and %. Values for CFR are %. Missing age data for cases and deaths in Wuhan strain, n = 772. Missing age data for cases and deaths in Beta strain, n = 18,482. Missing age data for cases and deaths in Delta strain, n = 55,377. Missing age data for cases and deaths in Omicron strain, n = 10,013. Missing age data for cases and deaths in Overall cases, n = 84,660.