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. Author manuscript; available in PMC: 2023 Sep 1.
Published in final edited form as: Pediatrics. 2022 Sep 1;150(3):e2021055318. doi: 10.1542/peds.2021-055318

Table 2.

Characteristics of 15- to 49-year-old women with a physical, sensory, intellectual/developmental, or multiple disabilities, and those without a disability, who had a singleton livebirth in Ontario, Canada, 2003–2018 (N, %).

Variablea Physical disability only
(N=144,187)
Sensory disability only
(N=44,988)
Intellectual/developmental disability only
(N=2,207)
Multiple disabilities
(N=8,823)
No disability
(N=1,593,354)
Age, years
 15–19 6,132 (4.3) 2,880 (6.4)a 361 (16.4)a 524 (5.9) 66,945 (4.2)
 20–24 19,700 (13.7) 7,616 (16.9)a 639 (29.0)a 1,642 (18.6) 214,688 (13.5)
 25–29 40,940 (28.4) 12,796 (28.4) 540 (24.5)a 2,447 (27.7) 479,076 (30.1)
 30–34 48,117 (33.4) 13,205 (29.4)a 399 (18.1)a 2,457 (27.8) 545,561 (34.2)
 35–39 24,157 (16.8) 6,917 (15.4) 212 (9.6)a 1,392 (15.8) 244,470 (15.3)
 40–44 4,876 (3.4) 1,471 (3.3) 50–55* 340 (3.9) 40,807 (2.6)
 45–49 265 (0.2) 103 (0.2) 0–5* 21 (0.2) 1,807 (0.1)
Multiparous 83,978 (58.2) 24,474 (54.4) 1,245 (56.4) 4,930 (55.9) 909,992 (57.1)
Neighbourhood income quintile (Q)
 Q1 (lowest) 30,815 (21.4) 9,977 (22.2) 830 (37.6)a 2,280 (25.8) 351,228 (22.0)
 Q2 28,717 (19.9) 9,101 (20.2) 482 (21.8) 1,784 (20.2) 320,726 (20.1)
 Q3 29,495 (20.5) 9,197 (20.4) 393 (17.8) 1,747 (19.8) 326,203 (20.5)
 Q4 30,418 (21.1) 9,331 (20.7) 265 (12.0)a 1,676 (19.0) 328,279 (20.6)
 Q5 (highest) 24,132 (16.7) 7,243 (16.1) 220 (10.0)a 1,306 (14.8) 260,871 (16.4)
 Missing 610 (0.4) 139 (0.3) 17 (0.8) 30 (0.3) 6,047 (0.4)
Region of residence
 Rural 8,230 (5.7) 2,002 (4.5) 112 (5.1) 497 (5.6) 66,671 (4.2)
 Urban 133,784 (92.8) 42,473 (94.4) 2,036 (92.3) 8,204 (93.0) 1,506,957 (94.6)
 Missing 2,173 (1.5) 513 (1.1) 59 (2.7) 122 (1.4) 19,726 (1.2)
Immigrant/refugee 16,899 (11.7)a 6,704 (14.9)a 154 (7.0)a 769 (8.7)a 420,564 (26.4)
Stable chronic conditions 39,708 (27.5)a 11,645 (25.9) 550 (24.9) 2,842 (32.2)a 364,775 (22.9)
Unstable chronic conditions 23,363 (16.2)a 6,558 (14.6) 336 (15.2)a 1,980 (22.4)a 179,780 (11.3)
Diabetes mellitus 3,606 (2.5) 1,344 (3.0) 61 (2.8)a 452 (5.1)a 24,123 (1.5)
Chronic hypertension 5,214 (3.6) 1,363 (3.0) 37 (1.7) 450 (5.1)a 35,775 (2.2)
Cardiovascular disease 257 (0.2) 42 (0.1) 0–5* 37 (0.4) 790 (0.0)
Mental illness 28,300 (19.6)a 7,793 (17.3)a 831 (37.7)a 2,360 (26.7)a 200,987 (12.6)
Substance use disorder 2,818 (2.0) 546 (1.2) 141 (6.4)a 301 (3.4)a 14,184 (0.9)
Smoking in pregnancyb 17,955 (12.5)a 5,177 (11.5)a 538 (24.4)a 1,426 (16.2)a 128,178 (8.0)
Inadequate prenatal care 14,421 (10.0) 4,764 (10.6) 225 (10.2) 827 (9.4) 163,542 (10.3)
Any pregnancy complicationc 18,055 (12.5) 5,322 (11.8) 237 (10.7) 1,313 (14.9)a 170,457 (10.7)
 Gestational diabetes 6,137 (4.3) 2,008 (4.5) 67 (3.0) 388 (4.4) 74,463 (4.7)
 Gestational hypertension 2,447 (1.7) 727 (1.6) 23 (1.0) 152 (1.7) 22,733 (1.4)
 Preeclampsia/eclampsia 7,263 (5.0) 2,145 (4.8) 98 (4.4) 519 (5.9)a 61,054 (3.8)
 Venous thromboembolism 1,868 (1.3) 425 (0.9) 20 (0.9) 182 (2.1)a 10,578 (0.7)
 Severe maternal morbidity 3,369 (2.3) 914 (2.0) 64 (2.9) 306 (3.5) 26,665 (1.7)
Caesarean delivery 44,035 (30.5) 13,153 (29.2) 595 (27.0) 2,994 (33.9)a 436,381 (27.4)
*

Values suppressed to protect patient privacy due to small cell counts < 6.

a

Standardized difference > 0.10, comparing women within each respective disability group to women without a disability.

b

Analyses limited to births in 2007–2018, linkable with the Better Outcomes Registry & Network, a clinical birth registry.

c

Pregnancy complications included a composite of gestational diabetes, gestational hypertension, preeclampsia/eclampsia, venous thromboembolism, or severe maternal morbidity.