Comparison of scoring systems in predicting the severity of acute pancreatitis

Table 2 Correlation analysis of various scoring systems

		Ranson	BISAP	APACHE-II	CTSI	CRPi	CRP24
Ranson	r	1	0.58	0.60	-0.03	0.28	0.22
	P-value		< 0.001	< 0.001	0.693	0.001	0.045
BISAP	r		1	0.54	-0.05	0.33	0.28
	P-value			< 0.001	0.498	< 0.001	0.009
APACHE-II	r			1	-0.01	0.32	0.37
	P-value				0.905	< 0.001	< 0.001
CTSI	r				1	0.07	0.44
	P-value					0.427	< 0.001
CRPi	r					1	0.59
	P-value						< 0.001
CRP24	r						1
	P-value

BISAP: Bedside Index for Severity in Acute Pancreatitis; APACHE-II: Acute Physiology and Chronic Health Evaluation-II; CTSI: Computed tomography severity index; CRPi: C-reactive protein measured at admission; CRP₂₄: C-reactive protein measured after 24 h.