Role of routine hysteroscopy in previous failed ICSI: a continuous clinical dilemma

Bulletin of the National Research Centre

Table 5 Difference between women who had positive clinical pregnancy outcome in repeat IVF/ICSI cycle and women who did not regarding initial characteristics

	Positive clinical pregnancy (n = 39)	Negative clinical pregnancy (n = 61)	MD (95% CI)	P
Age (years)
Range	24–37	24–37	0.24	0.785^a
Mean ± SD	30.69 ± 4.42	30.93 ± 4.25	(− 1.5 to 2.01)	NS
Duration of infertility (years)
Range	4–11	4–11	− 0.25	0.586^a
Mean ± SD	7.49 ± 2.16	7.23 ± 2.38	(− 1.19 to 0.67)	NS
No. of previous failed IVF/ICSI trials
Range	1–3	1–3	− 0.04	0.854^b
Median (IQR)	2 (1–3)	2 (1–3)	(− 0.37 to 0.30)	NS

Data presented as range, mean ± SD; or range, median (IQR). MD (95% CI): mean difference and its 95% confidence interval
IVF in vitro fertilization, ICSI intracytoplasmic sperm injection, SD standard deviation, IQR interquartile range, NS non-significant
^aAnalysis using independent student’s t test
^bAnalysis using Mann-Whitney’s U test