Safety of pull-type and introducer percutaneous endoscopic gastrostomy tubes in oncology patients: a retrospective analysis

Table 1 Patients' characteristics.

	Pull-type PEG	Introducer PEG
number patients (%)	33 (58)	24 (42)
male/female (%)	27/6 (82/18)	18/6 (75/25)	P = 0.533
mean age ± SEM (years)	65 ± 2	64 ± 3	P = 0.774
mean serum albumin ± SEM (mg/dl)	3.2 ± 0.1	3.0 ± 0.1	P = 0.130
median WHO performance (25^th - 75^th percentile)	1 (0-3)	2 (1-3)	P = 0.212

SEM: standard error of the mean
WHO: World Health Organization performance status
P < 0.05: P value from statistical analysis (Unpaired Student's t test for continuous variables and Mann-Whitney test for discontinuous variables, Chi square test for contingency table statistics).

ISSN: 1471-230X