Characteristics N (Total) Included Excluded Included vs. excluded
411 368 43 P-value
Gender Gender Gender Gender Gender
Male N (%) 411 182 (50 %) 21 (49 %) 1.00
Socioeconomic factors Socioeconomic factors Socioeconomic factors Socioeconomic factors Socioeconomic factors
Social circumstances*, mean (SD) 382 0.02 (1.0) -0.25 (1.02) 0.16
Smoking during third trimester Smoking during third trimester Smoking during third trimester Smoking during third trimester Smoking during third trimester
Yes N (%) ^ 411 53 (14%) 10 (23%) 0.19
Older siblings Older siblings Older siblings Older siblings Older siblings
No older siblings N (%) 385 212 (60%) 21 (68%) 0.04
1 older N (%) 103 (29%) 5 (16%)
2 older N (%) 26 (7.3%) 1 (3.2%)
≥ 3 older N (%) 13 (3.7%) 4 (13%)
Maternal allergic disposition Maternal allergic disposition Maternal allergic disposition Maternal allergic disposition Maternal allergic disposition
Asthma: Yes N (%) 411 368 (100 %) 43 (100%) NA
Allergic rhinitis: Yes N (%) 410 275 (75 %) 35 (81%) 0.46
AD: Yes N (%) 411 174 (47%) 24 (56%) 0.37
Paternal allergic disposition Paternal allergic disposition Paternal allergic disposition Paternal allergic disposition Paternal allergic disposition
Asthma: Yes N (%) 399 65 (18%) 3 (7.1%) 0.11
Allergic rhinitis: Yes N (%) 397 122 (34%) 8 (20 %) 0.10
AD: Yes N (%) 397 44 (12%) 8 (20%) 0.30
Allergic disposition
Filaggrin mutation: Yes N (%) 395 46 (13%) 4 (12%) 1.00
Solely breastfed, mean days (SD) 354 114 (62) 96 (70) 0.25
Total breastfed, mean days (SD) 395 248 (153) 227 (189) 0.47