Clinical Impact of Prophylactic Antibiotic Treatment for Self-Expandable Metallic Stent Insertion in Patients with Malignant Colorectal Obstruction

Table 2

Comparison of procedure-related outcomes in PA versus Non-PA groups.

Characteristics	PA group ()	Non-PA group ()	value
Stent type (covered/uncovered)	62 (42.8%)/83 (57.2%)	29 (36.7%)/50 (63.3%)	0.397
Stent length (<10 cm/≥10 cm)	99 (68.3%)/46 (31.7%)	52 (65.8%)/27 (34.2%)	0.766
Stent diameter (≤22 mm/>22 mm)	63 (43.4%)/82 (56.6%)	28 (35.4%)/51 (64.6%)	0.244
Technical success	139 (95.9%)	74 (93.7%)	0.524
Clinical success	142 (97.9%)	75 (94.9%)	0.240
Complications
Perforation	4 (2.8%)	2 (2.5%)	1.000
Migration	17 (11.7%)	8 (10.1%)	0.826
Reobstruction	13 (9.0%)	6 (7.6%)	0.807
Fever	9 (6.2%)	6 (7.6%)	0.781
SIRS	19 (13.1%)	5 (6.3%)	0.174
Bacteremia/blood culture	5/96 (5.2%)	3/41 (7.3%)	0.696
Time interval (hours); between symptom onset and stent insertion	232.8 ± 200.2	233.1 ± 150.5	0.529

WBC, white blood cell; ANC, absolute neutrophil count; CRP, C-reactive protein; PA, prophylactic antibiotic; SIRS, systemic inflammatory response.