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. Author manuscript; available in PMC: 2024 Nov 1.
Published in final edited form as: BJOG. 2023 Jul 20;130(Suppl 3):140–148. doi: 10.1111/1471-0528.17604

Table 1:

Comparison of the Maternal Characteristics of all Women with COVID-19 Results Available with the Characteristics of Non-Vaccinated Women who had COVID-19 Results Available

Variable Women with COVID-19 antibody results available
n = 22,241 (%)
Non-vaccinated women with COVID-19 antibody results available
n =19,218 (%)
Education 22,236 19,213
 No schooling 4,388 (19.7) 4,094 (21.3)
 1–6 years 4,300 (19.3) 3,834 (20.0)
 7–12 years 11,893 (53.5) 10,035 (52.2)
 ≥ 13 years 1,655 (7.4) 1,250 (6.5)
Age (years) 22,239 19,216
 < 20 3,520 (15.8) 3,222 (16.8)
 20–35 17,446 (78.4) 14,835 (77.2)
 > 35 1,273 (5.7) 1,159 (6.0)
Parity 22,240 19,217
 0 7,260 (32.6) 6,094 (31.7)
 1–2 9,779 (44.0) 8,346 (43.4)
 > 2 5,201 (23.4) 4,777 (24.9)
Delivery location 22,241 19,218
 Facility 18,839 (84.7) 16,113 (83.8)
 Home/other 3,402 (15.3) 3,105 (16.2)
ANC visits 22,222 19,202
 0 1,368 (6.2) 1,327 (6.9)
 1 1,375 (6.2) 1,311 (6.8)
 2 2,308 (10.4) 2,180 (11.4)
 3 3,862 (17.4) 3,563 (18.6)
 ≥ 4 13,309 (59.9) 10,821 (56.4)