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. 2023 Oct 7;40:100928. doi: 10.1016/j.lanwpc.2023.100928

Table 1.

Characteristics of Australian population aged 65+ overall and according to vaccine doses received at 1 January 2022.

Mean age (SD) Unvaccinated (N = 195,138)
1 dose (N = 36,654)
2 doses (N = 2,740,926)
3 doses (N = 893,431)
4 doses (N = 877)
Total (N = 3,867,026)
74.5 (7.9)
75.9 (8.5)
74.2 (7.3)
75.8 (7.3)
76.4 (7.5)
74.6 (7.4)
N % N % N % N % N % N %
Age group (years)
 65–79 147,784 75.7% 25,141 68.6% 2,120,660 77.4% 645,879 72.3% 618 70.5% 2,940,082 76.0%
 80+ 47,354 24.3% 11,513 31.4% 620,266 22.6% 247,552 27.7% 259 29.5% 926,944 24.0%
Sexa
 Men 85,108 43.6% 15,630 42.6% 1,276,932 46.6% 422,532 47.3% 479 54.6% 1,800,681 46.6%
 Women 109,914 56.3% 21,005 57.3% 1,462,692 53.4% 470,591 52.7% 397 45.3% 2,064,599 53.4%
Weekly household income (AUD)
 0–499 63,624 32.6% 11,174 30.5% 762,630 27.8% 185,864 20.8% 172 19.6% 1,023,464 26.5%
 500–999 64,793 33.2% 11,553 31.5% 958,656 35.0% 292,699 32.8% 258 29.4% 1,327,959 34.3%
 1000–1499 20,473 10.5% 3640 9.9% 363,170 13.2% 123,761 13.9% 129 14.7% 511,173 13.2%
 1500–1999 7916 4.1% 1487 4.1% 164,376 6.0% 62,957 7.0% 55 6.3% 236,791 6.1%
 2000+ 6452 3.3% 1203 3.3% 157,608 5.8% 83,639 9.4% 100 11.4% 249,002 6.4%
 Other (incl not stated) 31,885 16.3% 7601 20.7% 334,491 12.2% 144,515 16.2% 163 18.6% 518,655 13.4%
State of residencea
 New South Wales 53,961 27.7% 6115 16.7% 889,576 32.5% 303,876 34.0% 362 41.3% 1,253,890 32.4%
 Victoria 40,229 20.6% 5756 15.7% 703,405 25.7% 221,595 24.8% 231 26.3% 971,216 25.1%
 Queensland 49,776 25.5% 9742 26.6% 518,287 18.9% 189,368 21.2% 135 15.4% 767,308 19.8%
 South Australia 17,717 9.1% 5032 13.7% 228,814 8.3% 66,160 7.4% 70 8.0% 317,793 8.2%
 Western Australia 25,966 13.3% 8107 22.1% 281,699 10.3% 64,458 7.2% 53 6.0% 380,283 9.8%
 Tasmania 4743 2.4% 1457 4.0% 71,216 2.6% 24,848 2.8% 17 1.9% 102,281 2.6%
 Australian Capital Territory 1546 0.8% 250 0.7% 36,973 1.3% 18,651 2.1% 13 1.5% 57,433 1.5%
 Northern Territory 1177 0.6% 198 0.4% 10,631 0.4% 4412 0.5% 5 0.6% 16,423 0.4%
No. of comorbiditiesb
 0 50,066 25.7% 4488 12.2% 249,397 9.1% 50,237 5.6% 55 6.3% 354,243 9.2%
 1 28,265 14.5% 3810 10.4% 314,684 11.5% 81,884 9.2% 77 8.8% 428,720 11.1%
 2 26,653 13.7% 4541 12.4% 403,206 14.7% 118,049 13.2% 98 11.2% 552,547 14.3%
 3+ 90,154 46.2% 23,816 65.0% 17,73,640 64.7% 643,266 72.0% 655 74.7% 2,531,531 65.5%
No. of GP visits in year prior
 0 29,217 15.0% 2422 6.6% 94,832 3.5% 24,130 2.7% 34 3.9% 150,635 3.9%
 1–2 23,826 12.2% 3079 8.4% 184,787 6.7% 38,973 4.4% 45 5.1% 250,710 6.5%
 3–6 50,087 25.7% 8132 22.2% 725,127 26.5% 193,236 21.6% 149 17.0% 976,731 25.3%
 7–12 46,365 23.8% 9780 26.7% 906,595 33.1% 301,453 33.7% 299 34.1% 1,264,492 32.7%
 13+ 45,645 23.4% 13,246 36.1% 829,587 30.3% 335,636 37.6% 359 40.9% 1,224,473 31.7%
Influenza vaccine in 2021 35,139 18.0% 14,918 40.7% 1,972,934 72.0% 762,768 85.4% 739 84.3% 2,786,498 72.1%
In residential aged care facility 7404 3.8% 3429 9.4% 52,012 1.9% 64,961 7.3% 77 8.8% 127,883 3.3%
COVID-19 vaccine primary doses branda
 Pfizer (BNT162b2) 16,657 45.4% 340,014 12.4% 128,655 14.4% 192 21.9% 485,518 12.6%
 Astra Zeneca (ChAdOx1) 15,689 42.8% 2,353,786 85.9% 764,560 85.6% 682 77.8% 3,134,717 81.1%
 Moderna (mRNA-1273) 4236 11.6% 45,478 1.7% 43 0.0% 0 0.0% 49,757 1.3%
Mean number of weeks since receipt of most recent dose (SD) 9.1 (9.2) 16.5 (6.1) 2.2 (2.3) 3.3 (4.1)

All numbers were perturbed to maintain confidentiality. See methods for details.

a

For COVID-19 vaccine primary doses the % is of all those receiving that dose but for the overall population it includes the unvaccinated.

b

See methods for how co-morbid conditions were determined.