Table 3. Association between surgical procedures and infantile intraventricular hemorrhage.

Type of surgery	Presence of intraventricular hemorrhage n (%)	Absence of intraventricular hemorrhage n (%)	Pearson correlation coefficient (r)	P value
Appendectomy (open)	9 (7.8)	11 (9.1)	0.025	Not significant
Cholecystectomy (open)	2 (1.7)	3 (2.5)	0.027	Not significant
Cholecystectomy (laparoscopic)	3 (2.6)	4(3.3)	0.022	Not significant
Infertility workup (laparoscopic)	12 (10.4)	1 (0.8)	0.209	< 0. 001
Intestinal resection/anastomosis obstruction due to tuberculosis (open)	0 (0)	1 (0.8)	0.064	Not significant