## Table 2 |
||||||||||||

Atopy, asthma and lung function in late childhood in 586 Norwegian children according
to mother’s preeclampsia status |
||||||||||||

Severe preeclampsia |
Mild/moderate preeclampsia |
No preeclampsia |
Severe vs. no preeclampsia |
Mild/moderate vs. no preeclampsia |
Overall |
|||||||

Outcome variable |
n |
n |
n |
p-value^{a)} |
p-value^{a)} |
p-value^{b)} |
||||||

FU1 variables |
||||||||||||

Allergic rhinoconjunctivitis, n (%) |
54 | 19 | (35.2) | 161 | 36 | (22.4) | 371 | 71 | (19.1) | 0.018 | 0.822 | 0.015 |

Atopic dermatitis, n (%) |
54 | 15 | (27.8) | 163 | 37 | (22.7) | 369 | 92 | (24.9) | 1.476 | 1.172 | 1.000 |

Asthma, n (%) |
53 | 9 | (17.0) | 161 | 14 | (8.7) | 366 | 30 | (8.2) | 0.092 | 1.730 | 0.100 |

FU2 variables |
||||||||||||

Allergic sensitization, n (%) |
39 | 15 | (38.5) | 112 | 40 | (36.3) | 230 | 72 | (31.3) | 0.918 | 0.924 | 0.296 |

High level allergic sensitization, n (%)^{c)} |
39 | 15 | (38.5) | 112 | 28 | (25.0) | 230 | 50 | (21.7) | 0.056 | 1.166 | 0.042 |

Current asthma, n (%) |
46 | 6 | (13.0) | 123 | 12 | (9.8) | 279 | 19 | (6.8) | 0.454 | 0.630 | 0.126 |

FEV_{1}%, mean, 95% CI |
45 | 89.7 | (87.0, 92.5) | 126 | 91.0 | (89.0, 93.0) | 272 | 91.1 | (90.0, 92.2) | 1.000 | 1.000 | 0.682 |

FVC%, mean, 95% CI |
45 | 99.2 | (95.5, 102.8) | 126 | 100.0 | (97.7, 102.3) | 272 | 101.1 | (99.8, 102.4) | 0.965 | 1.000 | 0.489 |

FEV_{1}/FVC, mean, 95% CI |
45 | 84.6 | (82.7, 86.5) | 126 | 85.3 | (83.9, 86.6) | 272 | 84.9 | (84.1, 85.7) | 1.000 | 1.000 | 0.482 |

FEF_{25–75}%, mean, 95% CI |
45 | 84.9 | (79.4, 90.3) | 126 | 89.6 | (85.9, 93.4) | 272 | 87.4 | (85.1, 89.6) | 1.000 | 0.827 | 0.317 |

FEF_{25–75}/FVC, mean, 95% CI |
45 | 54.5 | (50.0, 59.0) | 126 | 57.3 | (54.7, 59.9) | 272 | 55.7 | (54.1, 57.4) | 1.000 | 0.906 | 0.429 |

*Abbreviations:**FU1* first follow-up at the ages of 10.8 years (girls) and 11.8 years (boys), *FU2* second follow-up at the age of 12.8 years (both genders), *FEV*_{1}*%* forced expiratory volume in first second predicted, *CI* Confidence interval, *FVC%* forced vital capacity predicted, *FEF*_{25–75}*%* forced expiratory flow between 25% and 75% of the forced vital capacity, predicted.

^{a)}Pearson’s exact chi-square test (dichotomous variable) and one way analysis of variance
(continuous variable) with Bonferroni corrections;

^{b)}Cochran-Armitage test for dichotomous outcomes and one way analysis of variance for
continuous outcomes;

^{c)}Sum of specific IgE > 3.9 *kU/l.*

Byberg * et al.*

Byberg * et al.* *BMC Pediatrics* 2014 **14**:101 doi:10.1186/1471-2431-14-101