Analysis of Placement Priorities and Nursing Countermeasures of Transnasally Inserted Intestinal Obstruction Catheters in Patients with Acute Small Bowel Obstruction

Table 2

Comparison of treatment efficiency.

	n	Markedly effective	Efficient	Invalid	Total effective rate
Observation group	59	26 (44.1)	31 (52.5)	2 (3.4)	96.6%
Control group	44	14 (31.8)	23 (52.3)	7 (15.9)	84.1%
χ^2					4.954
					0.026