Effectiveness of Noninvasive Positive Pressure Ventilation Combined with Enteral Nutrition in the Treatment of Patients with Combined Respiratory Failure after Lung Cancer Surgery and Its Effect on Blood Gas Indexes

Table 1

Comparison of general data between two groups.

	Parenteral nutrition group (n = 41)	Enteral nutrition group (n = 41)	t/χ^2	P
Age (years old)	69.20 ± 3.20	70.39 ± 3.09	1.713	0.091
Male/Female (case)	25/16	27/14	0.210	0.647
Smoking history (n, %)	11 (26.83)	8 (19.51)	0.617	0.432
COPD history (n, %)	14 (34.14)	15 (36.59)	0.053	0.817
Lung cancer types (n, %)			0.878	0.831
Adenocarcinoma	16 (39.02)	20 (48.78)
Squamous carcinoma	17 (41.46)	14 (34.14)
Adenosquamous carcinoma	4 (9.76)	4 (9.76)
Small cell carcinoma	4 (9.76)	3 (7.32)