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Table 5 Mixed effect 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

VariableuOR (CI)P for uORaOR (CI)P for aOR
Mean temperature (°C)
 CYCL to OR1.10(1.00–1.21)NS1.12(1.01–1.24)0.04
 OR to ER1.13(1.02–1.24)0.021.14(1.03–1.26)0.01
Season
 WinterReference Reference 
 Spring3.45(0.93–12.83)NS4.07(1.01–16.44)0.049
 Summer8.12(1.62–40.72)0.0111.63(1.95–69.35)0.01
 Autumn3.90(0.96–15.82)NS5.29(1.18–23.64)0.03
  1. uOR Odds ratio only adjusting random effect of ID, without other covariate adjustment.
  2. aOR Odds ratio after adjusting random effect of ID, age, fertilization method, year of the cycle, gonadotropin dose and the grading of the transferred embryo
  3. aOR Adjusted Odds ratio
  4. CI Confidence interval
  5. NS Non-significant