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Table 2 Outcomes between treatment and control groups

From: Effects of intravenous tranexamic acid on ovarian reserve and intra-operative blood loss during laparoscopic cystectomy of endometriotic cyst: a pilot randomized controlled trial

 

Tranexamic acid

(n = 20)

mean + SD or median (IQR)

Control

(n = 20)

mean + SD or median (IQR)

Mean or median difference

95% CI

Pre-operative AMH (ng/ml)

2.9 ± 1.5

2.4 ± 1.8

0.50

− 0.56 to 1.56

Post-operative AMH (ng/ml)

2.0 ± 1.5

1.6 ± 1.1

0.40

− 0.44 to 1.24

Difference of AMH level (ng/ml) a

0.8 ± 1.0

0.7 ± 1.2

0.10

− 0.61 to 0.81

Operative time (min)

130.0 (82.5)

120 (106.3)

0

− 35.00 to − 30.00

Estimated blood loss (ml)

50.0 (50.0)

65.0 (150)

0

− 50.00 to 0

Length of hospital stay (days)

1.8 ± 0.4

1.9 ± 0.4

− 0.10

− 0.36 to 0.16

  1. Note: AMH anti-Müllerian hormone, IQR interquartile range, SD standard deviation, CI confidence interval
  2. aDifference of AMH level = pre-operative AMH-post-operative AMH
  3. *The test of significance for pilot trials is not helpful as such studies are not designed for statistical significance