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Table 2 Association between type of delivery, asthma and rhinitis

From: Increased risk of allergic rhinitis among children delivered by cesarean section: a cross-sectional study nested in a birth cohort

Variables Frequency (%) OR (95 % CI); p value
  Caesarean Delivery
(325)
Vaginal Delivery
(n = 347)
Unadjusted Adjustede
Asthma
Active asthma a 48 (14.8 %) 45 (13 %) 1.16 (0.75–1.80); 0.499 1.03 (0.61–1.74); 0.883
Severe asthmac 27 (8.3 %) 22 (6.3 %) 1,31 (0.76–2.25); 0.327 1.15 (0.47–2.84); 0.746
Rhinitis
Chronic rhinitis b 138 (42.5 %) 110 (31.7 %) 1.59 (1.16–2.18); 0.004 2.47 (1.56–3.89); <0.001
Allergic rhinitisd 92 (28.4 %) 66 (19 %) 1.68 (1.17–2.42); 0.004 1.86 (1.18–2.93); 0.007
  1. a Wheezing in the past 12 months
  2. b Symptoms of rhinitis in the past 12 months
  3. c Intense sibilance episodes, restricting speech (two successive words) in the past 12 months
  4. d Rhinoconjunctivitis symptoms in the past 12 months
  5. eAdjusted for gestational age, weight at birth, breastfeeding up to the 4th month, mother’s smoking during pregnancy, family income, mother’s schooling level, parity, number of persons who sleep in the room with the child, attendance to nursery to the age of 2 years, pneumonia ever