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. Author manuscript; available in PMC: 2016 Dec 1.
Published in final edited form as: J Acad Nutr Diet. 2015 Jun 20;115(12):1958–1964.e1. doi: 10.1016/j.jand.2015.04.018

Table 3.

Covariates according to early pregnancy craving type among 2,022 participants in Project Viva

Any Cravings Sweet Salty Savory Starchy
Total
n=2022
No
n=1115
Yes
n=907
None/
Secondary
n=1579
Primary
n=443
None/
Secondary
n=1797
Primary
n=225
None/
Secondary
n=1761
Primary
n=261
None/
Secondary
n=1922
Primary
n=100
N (%)
Race/ethnicity
 Black 329 (16.3) 158 (14.2) 171 (18.9) 244 (15.5) 85 (19.2) 285 (15.9) 44 (19.6) 272 (15.4) 57 (21.8) 316 (16.4) 13 (13.0)
Hispanic 147 (7.3) 76 (6.8) 71 (7.8) 111 (7.0) 36 (8.1) 135 (7.5) 12 (5.3) 119 (6.8) 28 (10.7) 138 (7.2) 9 (9.0)
 Asian 110 (5.4) 74 (6.6) 36 (4.0) 97 (6.1) 13 (2.9) 99 (5.5) 11 (4.9) 102 (5.8) 8 (3.1) 106 (5.5) 4 (4.0)
 White 1360 (67.3) 780 (70.0) 580 (63.9) 1081 (68.5) 279 (63.0) 1212 (67.4) 148 (65.8) 1206 (68.5) 154 (59.0) 1290 (67.1) 70 (70.0)
 Other 76 (3.8) 27 (2.4) 49 (5.4) 46 (2.9) 30 (6.8) 66 (3.7) 10 (4.4) 62 (3.5) 14 (5.4) 72 (3.7) 4 (4.0)
College graduate
No 707 (35.0) 365 (32.7) 342 (37.7) 533 (33.8) 174 (39.3) 633 (35.2) 74 (32.9) 591 (33.6) 116 (44.4) 676 (35.2) 31 (31.0)
 Yes 1315 (65.0) 750 (67.3) 565 (62.3) 1046 (66.2) 269 (60.7) 1164 (64.8) 151 (67.1) 1170 (66.4) 145 (55.6) 1246 (64.8) 69 (69.0)
Married or cohabitating
 No 170 (8.4) 75 (6.7) 95 (10.5) 118 (7.5) 52 (11.7) 149 (8.3) 21 (9.3) 135 (7.7) 35 (13.4) 161 (8.4) 9 (9.0)
 Yes 1851 (91.6) 1039 (93.3) 812 (89.5) 1460 (92.5) 391 (88.3) 1647 (91.7) 204 (90.7) 1625 (92.3) 226 (86.6) 1760 (91.6) 91 (91.0)
Smoking during pregnancy
No 1758 (87.5) 982 (88.9) 776 (85.8) 1386 (88.4) 372 (84.2) 1566 (87.8) 192 (85.3) 1531 (87.5) 227 (87.3) 1666 (87.3) 92 (92.0)
 Yes 251 (12.5) 123 (11.1) 128 (14.2) 181 (11.6) 70 (15.8) 218 (12.2) 33 (14.7) 218 (12.5) 33 (12.7) 243 (12.7) 8 (8.0)
Nausea for > 7 days
No 972 (48.2) 576 (51.8) 396 (43.7) 785 (49.8) 187 (42.2) 885 (49.4) 87 (38.7) 856 (48.7) 116 (44.4) 942 (49.1) 30 (30.3)
 Yes 1046 (51.8) 536 (48.2) 510 (56.3) 790 (50.2) 256 (57.8) 908 (50.6) 138 (61.3) 901 (51.3) 145 (55.6) 977 (50.9) 69 (69.7)
Parity
 0 972 (48.1) 555 (49.8) 417 (46.0) 773 (49.0) 199 (44.9) 859 (47.8) 113 (50.2) 858 (48.7) 114 (43.7) 920 (47.9) 52 (52.0)
 1–2 959 (47.4) 512 (45.9) 447 (49.3) 734 (46.5) 225 (50.8) 853 (47.5) 106 (47.1) 826 (46.9) 133 (51.0) 914 (47.6) 45 (45.0)
3+ 91 (4.5) 48 (4.3) 43 (4.7) 72 (4.6) 19 (4.3) 85 (4.7) 6 (2.7) 77 (4.4) 14 (5.4) 88 (4.6) 3 (3.0)
Previous GDM
 No 1979 (97.9) 1091 (97.8) 888 (98.0) 1541 (97.7) 438 (98.9) 1755 (97.7) 224 (99.6) 1726 (98.1) 253 (96.9) 1880 (97.9) 99 (99.0)
 Yes 42 (2.1) 24 (2.2) 18 (2.0) 37 (2.3) 5 (1.1) 41 (2.3) 1 (0.4) 34 (1.9) 8 (3.1) 41 (2.1) 1 (1.0)
Glucose category*
Normal 1663 (82.2) 912 (81.8) 751 (82.8) 1308 (82.8) 355 (80.1) 1464 (81.5) 199 (88.4) 1442 (81.9) 221 (84.7) 1575 (81.9) 88 (88.0)
IH 179 (8.9) 98 (8.8) 81 (8.9) 135 (8.5) 44 (9.9) 162 (9.0) 17 (7.6) 160 (9.1) 19 (7.3) 173 (9.0) 6 (6.0)
IGT 63 (3.1) 35 (3.1) 28 (3.1) 46 (2.9) 17 (3.8) 58 (3.2) 5 (2.2) 56 (3.2) 7 (2.7) 60 (3.1) 3 (3.0)
GDM 117 (5.8) 70 (6.3) 47 (5.2) 90 (5.7) 27 (6.1) 113 (6.3) 4 (1.8) 103 (5.8) 14 (5.4) 114 (5.9) 3 (3.0)
Mean +/− SD
Age, years 31.8 +/− 5.2 32.1 +/− 4.9 31.5 +/− 5.6 31.9 +/− 5.1 31.5 +/− 5.6 31.9 +/− 5.1 30.9 +/− 6.1 31.9 +/− 5.1 31.1 +/− 5.8 31.9 +/− 5.2 31.3 +/− 5.7
BMI, kg/m2 24.9 +/− 5.5 24.9 +/− 5.5 24.9 +/− 5.5 24.8 +/− 5.4 25.2 +/− 5.8 24.9 +/− 5.5 24.2 +/− 5.5 24.9 +/− 5.5 24.9 +/− 5.4 24.9 +/− 5.5 23.6 +/− 4.6
*

IH- Isolated Hyperglycemia; IGT- Impaired glucose tolerance; GDM- gestational diabetes