Table 2.

Coefficients and points for the ACPA risk score model for hospitalization for CAP using independent variables at the time of ITP diagnosis in the derivation cohort

ACPA variables	Multivariable analysis
	OR (95% CI)	P	Coefficients	Points
Age ≥60 vs <60 y	1.901 (1.242-2.910	.003	0.642	1
CCI score ≥3 vs <3	9.328 (5.240-16.604)	<.001	2.233	3.5
Platelet count <20 vs ≥20 × 109/L	3.776 (2.425-5.879)	<.001	1.239	2
ALC <1 vs ≥1 × 109/L	8.932 (5.893-13.539)	<.001	2.190	3.5