Table 5.

Selected studies with AUC, CI, p-value and validation cohort with size of validation population if present

Study	Year	Score name	AUC (95% CI)	p-value	Validation cohort	Size of validation population
McKenna et al. [24]	2019	–	–	N/A	No	–
Yang et al. [25]	2019	Modified Colon Leakage Score	0.831 (0.767–0.896)	p = 0.008	Yes	170
Rencyzogullari et al. [2]	2017	–	–	N/A	No	–
Kim et al. [26]	2017	–	0.753 (0.690–0.816)	N/A	No	–
Rojas-Machado et al. [19]	2016	PROCOLE (Prognostic Colorectal Leakage)	0.82 (0.75–0.89)	SE = 0.04	No	–
Frasson et al. [20]	2015	www.anastomoticleak.com	–	N/A	No	–
Pasic et al. [21]	2013	–	0.973 (0.934–0.992)	p < 0.001	Yes	40
Dekker et al. [22]	2011	Colon Leakage Score	0.95 (0.89–1.00)	p < 0.01	Yes	121 (304)
Arezzo et al. [23]	2011	REAL (Rectal Anastomotic Leak)	0.597 (0.585–0.608)	p < 0.0001	Yes	2921

SE standard error