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Table 4 Comparison of endometrial thickness between different age groups of pregnant patients

From: The correlation between endometrial thickness and pregnancy outcomes in fresh ART cycles with different age groups: a retrospective study

Variables

Group 1

Group 2

Group 3

Group 4

p value

Endometrial thickness (mm)

9.21 ± 1.17, 9 (6–14)

9.19 ± 1.31, 9 (6–12)

8.86 ± 1.38, 9 (5–15)

8.44 ± 1.93, 8 (5.5–15)

< 0.0001a,f

0.999b

0.148c

0.001d,e

0.041g

  1. Group1: 18–23 years old; group 2: 23–30 years old; group 3: 30–38 years old; and group 4: > 38 years old. The data were presented with mean ± SD, median (min–max)
  2. aThe difference between groups
  3. bThe difference between groups 1 and 2
  4. cThe difference between groups 1 and 3
  5. dThe difference between groups 1 and 4
  6. eThe difference between groups 2 and 3
  7. fThe difference between groups 2 and 4
  8. gThe difference between groups 3 and 4