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. Author manuscript; available in PMC: 2016 Jun 1.
Published in final edited form as: Fertil Steril. 2015 Mar 23;103(6):1461–1468. doi: 10.1016/j.fertnstert.2015.02.033

Table 1.

Comparison of hospital and maternal characteristics by participation in Upstate KIDS and by SART CORS linkage, Upstate KIDS Study.

Characteristic Participation in Upstate KIDSa Linkage with SART CORSb
Yes (n=630)
# (%)
No (n=1,485)
# (%)
Yes (n=617)
# (%)
No (n=103)
# (%)
Hospital & Insurance Characteristics
Primary payor for delivery:
  Medicaid/family health plus 5(1) 33 (2) 5 (1) 6 (6)c
  Private insurance 607 (96) 1404 (95) 586 (97) 92 (91)
  Champus/Tricare 5 (1) 12 (1) 3 (1) 2 (2)
  Other government/child health plus B 4 (1) 12 (1) 2 (0) 0 (0)
  Other 8 (1) 18 (1) 9 (1) 1 (1)
  Self pay 1 (0) 6 (0) 1 (0) 0 (0)
Maternal & Paternal Characteristics
Maternal age at delivery (years):
  <20 0 (0) 1 (0) 0(0) 2 (2)d
  20–24 7 (1) 16 (1) 6 (1) 2 (2)
  25–29 66 (10) 141 (9) 57 (9) 16 (16)
  30–34 193 (31) 495 (33) 182 (30) 28 (28)
  35–39 213 (34) 505 (34) 219 (36) 27 (27)
  40–44 118 (19) 228 (15) 112 (18) 20 (20)
  ≥45 33 (5) 99 (7) 30 (5) 6 (6)
  Mean (±SD) 35.7 (5.2) 35.7 (5.3) 35.7 (5.0) 35.1 (6.3)
Paternal age at delivery (years):
  20–24 2 (0) 2 (0)b 2 (0) 3 (4)d
  25–29 24 (4) 67 (5) 19 (4) 7 (8)
  30–34 112 (21) 289 (23) 113 (22) 16 (19)
  35–39 172 (32) 445 (36) 167 (32) 23 (27)
  40–44 146 (27) 244 (19) 139 (27) 18 (21)
  ≥45 82 (15) 206 (16) 75 (15) 17 (20)
  Mean (±SD) 38.2 (6.3) 37.8 (6.3) 38.0 (6.1) 38.2 (8.2)
Maternal education:
  < High school 4 (1) 22 (1)c 3 (1) 3 (3)d
  High school graduate 26 (4) 136 (9) 28 (5) 11 (11)
  Some college, no degree 102 (16) 315 (21) 104 (17) 18 (18)
  Bachelor’s degree 188 30) 434 (29) 178 (29) 27 (27)
  Graduate degree (master’s and doctorate) 310 (49) 578 (39) 293 (48) 42 (42)
Maternal race:
  White/Caucasian 569 (90) 1281(86) 546 (90) 87 (86)
  Black or African American 14 (2) 49 (3) 15 (2) 8 (8)
  Asian 26 (4) 86 (6) 25 (4) 3 (3)
  Other 15 (2) 46 (3) 14 (2) 2 (2)
  Mixed 6 (1) 23 (2) 6 (1) 1 (1)

Note: Significance tests for contingency tables, and mean (SD) correspond to chi-squared tests and two-sample t-tests, respectively.

a

Restricted to 2,115 mothers for whom ART was indicated on infants’ birth certificates.

b

Excludes mothers who did not report ART and who did not link to SART CORS. The 103 cases of discordant reporting included 78 mothers reporting ART without linkage and also 25 linkages without maternal report.

c

P <0.001

d

P ≤0.02