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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

Variable

uOR (CI)

P for uOR

aOR (CI)

P for aOR

Season

 Winter

Reference

 

Reference

 

 Spring

1.24(0.83–1.86)

NS

1.16(0.76–1.75)

NS

 Summer

1.57(1.05–2.34)

0.03

1.47(0.97–2.23)

NS (0.07)

 Autumn

1.80(1.18–2.74)

0.01

1.73(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