Efficacy of single-lumen and double-lumen peripherally inserted central catheters in patients undergoing digestive surgery within bundled care contexts

Table 1 Comparison of demographic characteristics between two groups, n (%)

	Single-lumen group (n = 117)	Double-lumen group (n = 132)	t/χ²	P value
Age (years)	55.23 ± 10.12	56.57 ± 11.34	0.976	0.33
Body mass index (kg/m2)	23.78 ± 3.45	23.84 ± 3.67	0.117	0.907
Female/male	65 (55.56)/52 (44.44)	69 (52.27)/63 (47.73)	0.269	0.604
Smoking history (yes/no)	32 (27.35)/85 (72.65)	33 (25)/99 (75)	0.178	0.673
Drinking history (yes/no)	41 (35.04)/76 (64.96)	40 (30.3)/92 (69.7)	0.635	0.426
Hypertension (yes/no)	26 (22.22)/91 (77.78)	29 (21.97)/103 (78.03)	0.002	0.962
Diabetes (yes/no)	21 (17.95)/96 (82.05)	19 (14.39)/113 (85.61)	0.581	0.446
Educational level (junior college graduate or lower/college graduate or higher)	75 (64.1)/42 (35.9)	76 (57.58)/56 (42.42)	1.107	0.293
Marital status (married/unmarried)	97 (82.91)/20 (17.09)	104 (78.79)/28 (21.21)	0.676	0.411
Ethnicity (Han/other)	107 (91.45)/10 (8.55)	119 (90.15)/13 (9.85)	0.125	0.723