Analysis of sleep quality, disease uncertainty, and psychological tolerance in patients undergoing chemotherapy for digestive tract malignancies

Table 1 Sleep quality survey results of gastrointestinal malignant tumor chemotherapy patients

Cancer types	n	PSQI score (points)	Number of sleep disorders				Incidence of sleep disorders (%)
			Mild	Moderate	Severe	Total
Gastrointestinal malignant tumor	131	10.52 ± 1.07	41	26	11	78	59.54
Rectal cancer	22	9.31 ± 0.96	9	7	3	19	86.36
Colon cancer	13	9.19 ± 0.94	6	4	1	11	84.62
Gastric cancer	33	11.18 ± 1.46a,b	8	5	3	16	48.48a,b
Esophageal cancer	63	10.87 ± 1.72a,b	18	10	4	32	50.79a,b
F/χ2		11.621				13.639
P value		< 0.001				0.003

^aP < 0.05, compared with rectal cancer.

^bP < 0.05, compared with colon cancer.

PSQI: Pittsburgh Sleep Quality Index.