Inhibitory effects of carbon dioxide insufflation on pneumoperitoneum and bowel distension after percutaneous endoscopic gastrostomy

Table 3 Changes in laboratory data and clinical outcomes after percutaneous endoscopic gastrostomy (mean ± SD)

	Air group	CO2 group	P value
CRP (mg/dL)
Before PEG	1.58 ± 1.63	1.51 ± 2.71	0.906
1 d after PEG	2.92 ± 3.23	1.66 ± 1.58	0.068
7 d after PEG	2.12 ± 3.23	1.14 ± 1.75	0.158
Leucocytes (/μL)
Before PEG	6330 ± 1990	7330 ± 2210	0.077
1 d after PEG	7760 ± 3230	8570 ± 2110	0.269
7 d after PEG	6690 ± 2150	7410 ± 2400	0.238
Fever more than 38 °C, n (%)	10 (33.3)	5 (17.9)	0.179
Discontinued clinical pathway, n (%)	4 (13.3)	4 (14.2)	0.916

CRP: C-reactive protein; PEG: Percutaneous endoscopic gastrostomy; CO₂: Carbon dioxide.