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Table 1 Mean age at menarche across Age groups

From: Intergenerational transitions in age at menarche: insights from Chandauli district, Uttar Pradesh, India

Age Groups (Years)

Mean (Years)

N

95% CI

< 20

13.23

108

12.97

13.49

20–40

14.49

156

14.24

14.74

> 40

14.89

136

14.63

15.15

Total

14.29

400

14.12

14.45

  1. Note: CI is confidence interval
  2. F = 39.094, df = 2, p = 0.000
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