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Thorax 56:290-295 doi:10.1136/thorax.56.4.290
  • Original article

Prenatal risk factors of wheezing at the age of four years in Tanzania

Table 4

Multivariate association (odds ratio and 95% confidence intervals) with current wheezing stratified by groups

LRTI episodes Deltaprim Iron
Yes (n=254) No (n=200) Yes (n=260) No (n=265) Yes (n=264) No (n=261)
Parasites in cord blood 9.4 (1.9 to 47) 3.2 (0.3 to 31) 6.4 (0.9 to 46) 7.8 (1.4 to 43) 2.8 (0.3 to 19) 11 (2.4 to 54)
IgE in cord blood 0.1 (0.0 to 0.9) 0.5 (0.1 to 2.8) 0 0.5 (0.1 to 1.9) 0.2 (0.1 to 1.2) 0.1 (0.0 to 1.2)
Maternal asthma 5.0 (1.0 to 24) 15 (2.9 to 74) 11 (1.7 to 66) 6.6 (1.6 to 28) 35 (3.5 to 357) 4.4 (1.0 to 20)4-150
  • LRTI = lower respiratory tract infection.

  • 4-150 p for interaction < 0.25.

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