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Table 2 Logistic regression analysis of the effect of meteorological variables on the pregnancy probability (pregnancy vs. non-pregnancy)

From: The effects of daily meteorological perturbation on pregnancy outcome: follow-up of a cohort of young women undergoing IVF treatment

Variable

uOR (CI)

P for uOR

aOR (CI)

P for aOR

Mean temperature (°C)

 CYCL to OR

1.04(1.01–1.07)

0.01

1.04(1.01–1.07)

0.01

 OR to ER

1.02(0.99–1.05)

NS

1.02(0.99–1.05)

NS

Mean humidity (%)

 CYCL to OR

1.01(0.99–1.04)

NS

1.01(0.99–1.04)

NS

 OR to ER

1.00(0.98–1.01)

NS

1.00(0.98–1.01)

NS

Mean sunshine (h)

 CYCL to OR

1.04(0.95–1.14)

NS

1.05(0.95–1.15)

NS

 OR to ER

1.00(0.95–1.05)

NS

0.99(0.95–1.05)

NS

Mean solar radiation (terajoules/square meter)

 CYCL to OR

1.03(0.98–1.07)

NS

1.02(0.98–1.06)

NS

 OR to ER

1.01(0.99–1.04)

NS

1.01(0.98–1.04)

NS

  1. uOR Unadjusted odds ratio
  2. aOR Odds ratio after adjusting age, fertilization method, year of the cycle, gonadotropin dose and the grading of the transferred embryo
  3. CI Confidence interval
  4. NS Non-significant