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Table 3 Logistic regression analysis of the effect of season on the pregnancy probability

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
Season
 WinterReference Reference 
 Spring1.24(0.83–1.86)NS1.16(0.76–1.75)NS
 Summer1.57(1.05–2.34)0.031.47(0.97–2.23)NS (0.07)
 Autumn1.80(1.18–2.74)0.011.73(1.12–2.68)0.02
  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