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. Author manuscript; available in PMC: 2024 Mar 27.
Published in final edited form as: MMWR Surveill Summ. 2015 Jun 19;64(4):1–19.

TABLE 1.

Prevalence of women with stable health insurance coverage, unstable health insurance coverage, or no health insurance coverage from the month before pregnancy to the time of delivery, by state — Pregnancy Risk Assessment Monitoring System, 29 states, 2009

Stable coverage
Private Medicaid Unstable coverage Uninsured
State Total* No. % (95% CI) No. % (95% CI) No. % (95% CI) No. % (95% CI)
Total 36,710 19,073 52.8 (51.9–53.6) 6,448 16.1 (15.4–16.7) 10,845 30.1 (29.2–30.9) 344 1.1 (0.9–1.3)
Alaska 1,025 558 57.2 (53.6–60.7) 166 15.1 (12.6–17.6) 280 25.6 (22.4–28.8) 21 2.2 (1.1–3.3)
Arkansas 1,009 392 43.1 (39.0–47.2) 149 13.6 (10.7–16.5) 445 41.1 (37.0–45.1) 23 2.3 (1.2–3.3)
Colorado 1,766 1,029 59.3 (56.1–62.6) 182 10.8 (8.6–13.0) 543 29.2 (26.2–32.2) 12 0.7 (0.1–1.3)
Delaware 944 540 56.5 (53.3–59.8) 231 25.2 (22.3–28.0) 165 17.3 (14.8–19.8) 8 1.0 (0.3–1.6)
Georgia 780 337 42.1 (37.1–47.1) 137 17.2 (13.3–21.1) 296 38.2 (33.2–43.3) 10 2.5 (0.7–4.3)
Hawaii 1,507 949 64.4 (61.3–67.5) 283 18.9 (16.4–21.4) 267 16.3 (14.0–18.7) 8 0.4 (0.1–0.7)
Illinois 1,480 730 47.6 (44.9–50.3) 322 23.2 (20.9–25.6) 419 28.5 (26.0–31.0) 9 0.6 (0.2–1.1)
Maine 1,042 530 50.0 (46.5–53.6) 303 30.5 (27.2–33.9) 203 19.0 (16.2–21.8) 6 0.4 (0.0–0.8)
Maryland 1,401 1,024 67.9 (64.1–71.8) 103 7.5 (5.3–9.7) 261 23.0 (19.5–26.5) 13 1.5 (0.4–2.6)
Massachusetts 1,242 699 62.8 (59.3–66.2) 363 23.8 (20.9–26.7) 179 13.4 (10.9–16.0) §
Michigan 1,535 704 52.1 (49.2–55.1) 413 20.5 (18.1–22.8) 414 27.1 (24.5–29.8)
Minnesota 1,211 773 69.5 (66.6–72.3) 211 12.5 (10.5–14.6) 219 17.5 (15.1–19.9) 8 0.5 (0.1–0.9)
Mississippi 1,278 386 31.6 (28.5–34.8) 264 19.7 (17.0–22.4) 613 47.7 (44.3–51.1) 15 1.0 (0.3–1.7)
Missouri 1,319 696 51.8 (48.6–55.1) 161 12.8 (10.5–15.0) 443 34.1 (31.0–37.2) 19 1.3 (0.6–1.9)
Nebraska 1,736 850 57.1 (54.6–59.7) 250 10.2 (8.7–11.6) 627 32.2 (29.7–34.7) 9 0.5 (0.1–0.8)
New Jersey 1,275 843 67.9 (65.3–70.5) 197 14.3 (12.2–16.3) 230 17.4 (15.2–19.6)
Ohio 1,318 642 54.2 (50.6–57.8) 352 20.6 (17.7–23.6) 312 24.0 (20.8–27.3) 12 1.1 (0.3–2.0)
Oklahoma 1,988 846 40.5 (36.9–44.1) 271 14.6 (11.8–17.4) 849 43.7 (40.0–47.4) 22 1.2 (0.4–2.0)
Oregon 1,535 717 54.3 (50.5–58.0) 232 10.7 (8.6–12.9) 572 34.6 (31.0–38.2) 14 0.4 (0.0–0.8)
Pennsylvania 969 642 61.9 (58.3–65.5) 141 16.1 (13.3–18.9) 169 19.7 (16.7–22.7) 17 2.3 (1.1–3.5)
Rhode Island 1,210 665 55.2 (52.0–58.4) 240 20.2 (17.5–22.9) 304 24.5 (21.7–27.3)
Tennessee 654 284 44.2 (39.2–49.2) 184 25.3 (20.9–29.7) 182 30.0 (25.3–34.6)
Texas 1,315 603 44.4 (41.3–47.5) 157 11.7 (9.5–13.9) 540 42.8 (39.5–46.1) 15 1.1 (0.5–1.8)
Utah 1,501 940 68.1 (65.7–70.5) 93 5.3 (4.1–6.5) 440 24.9 (22.6–27.1) 28 1.7 (1.0–2.4)
Vermont 935 555 59.3 (56.1–62.6) 187 20.2 (17.5–23.0) 189 20.0 (17.3–22.6)
Washington 1,467 698 55.3 (52.0–58.6) 233 13.1 (10.8–15.5) 525 31.0 (27.9–34.0) 11 0.6 (0.1–1.1)
West Virginia 1,517 553 39.6 (36.5–42.6) 319 20.3 (17.8–22.8) 638 39.9 (36.8–42.9) 7 0.3 (0.0–0.6)
Wisconsin 899 464 60.3 (56.8–63.9) 215 19.0 (16.1–21.8) 210 19.3 (16.4–22.2) 10 1.4 (0.4–2.4)
Wyoming 852 424 52.6 (48.6–56.5) 89 8.5 (6.4–10.7) 311 36.0 (32.1–39.8) 28 2.9 (1.7–4.2)
Median NA NA 55.2 NA NA 16.1 NA NA 27.1 NA NA 0.7 NA
Minimum NA NA 31.6 NA NA 5.3 NA NA 13.4 NA NA 0.3 NA
Maximum NA NA 69.5 NA NA 30.5 NA NA 47.7 NA NA 2.9 NA

Abbreviations: CI = confidence interval; NA = not applicable.

*

Unweighted sample size.

Weighted percentage.

§

Estimates not presented for cell sizes of five or fewer.