Table 1

Sociodemographics and characteristics of the participants
Alcohol intake in the year prior to the pregnancy
Total, n (%) Abstainers, n (%) Moderate drinkers, n (%) Hazardous drinkers, n (%) p-value
Age (years) n=1563 n=253 n=1081 n=229 <0.001
 ≤ 24 184 (11.8) 45 (17.8) 95 (8.8) 44 (19.2)
 25–29 513 (32.8) 86 (34.0) 359 (33.2) 68 (29.7)
 30–34 535 (34.2) 61 (24.1) 390 (36.1) 84 (36.7)
 35–39 280 (17.9) 54 (21.3) 198 (18.3) 28 (12.2)
 ≥ 40 51 (3.3) 7 (2.8) 39 (3.6) 5 (2.2)
Education n =1539 n =249 n =1068 n =222 <0.001
 Compulsory school 50 (3.2) 25 (10.0) 17 (1.6) 8 (3.6)
 Intermediate education 621 (40.4) 130 (52.2) 384 (36.0) 107 (48.2)
 University/college education 868 (56.5) 94 (37.8) 667 (62.5) 107 (48.2)
Occupation n=1562 n=253 n=1081 n=227 <0.001
 Employed 1250 (80.0) 172 (68.0) 896 (82.9) 182 (79.8)
 Other 312 (20.0) 81 (32.0) 185 (17.1) 46 (20.2)
Civil status n=1562 n=252 n=1081 n=229 <0.001
 Married or cohabiting 1485 (95.0) 232 (92.1) 1048 (96.9) 205 (89.5)
 In a relationship (live apart) 44 (2.8) 14 (5.6) 20 (1.8) 10 (4.4)
 Single 34 (2.2) 6 (2.4) 14 (1.3) 14 (6.1)
City size* n=1574 n =255 n =1090 n =229 0.001
 >500 000 503 (32.0) 72 (28.2) 334 (30.6) 97 (42.2)
 <500 000 1071 (68.0) 183 (71.8) 756 (69.4) 132 (57.6) <0.001
Region** n =1574 n =255 n =1090 n =229
 Norrland1) 519 (33.0) 82 (32.2) 374 (34.3) 63 (27.5)
 Svealand2) 336 (21.3) 27(10.6) 239 (21.9) 70 (30.6)
 Götaland3) 719 (45.7) 146 (57.3) 477 (43.8) 96 (41.9)

*City size where the antenatal care center was located (not always where the women lived). **Regions where the antenatal care center was located. The regions referred to are easily described as the northern, middle, and southern parts of the country. The regions are traditional and each region consists of a number of provinces.

Skagerström et al.

Skagerström et al. BMC Public Health 2013 13:780   doi:10.1186/1471-2458-13-780

Open Data