Direct costs of carcinoid syndrome diarrhea among adults in the United States

Table 2 Healthcare resource use adjusted for baseline demographic and clinical characteristics

	CSD (n = 1352), mean (SD)	CS only (n = 2691), mean (SD)	P value1
Hospital admissions	0.8 (1.8)	0.4 (1.2)	< 0.0001
Length of hospital stay	5.3 (17.0)	2.3 (11.7)	< 0.0001
Physician office visits	16.3 (9.8)	12.0 (9.2)	< 0.0001
Emergency room visits	1.3 (3.1)	0.6 (1.6)	< 0.0001
Outpatient services	34.2 (28.4)	23.1 (23.2)	< 0.0001
Prescription claims	41.5 (33.1)	30.5 (27.6)	< 0.0001

¹Significance of estimates from the generalized linear model with Poisson distribution and log link. Covariates included age (continuous), prior specific outcome, charlson comorbidity index, sex, health insurance plan type, region, and metropolitan statistical area. CS: Carcinoid syndrome; CSD: CS diarrhea.