Integrative analysis of platelet-related genes for the prognosis of esophageal cancer

Table 1 Clinical characteristics of all esophageal cancer patients

Variables	Esophageal cancer		Percent
Age in yr
≤ 65		94	62.3
> 65		57	37.7
Sex
Male		129	85.4
Female		22	14.6
Stage
Ⅰ		18	11.9
Ⅱ		70	46.4
Ⅲ		51	33.8
Ⅳ		12	7.9
Grade
G1		16	10.6
G2		60	39.7
G3		41	27.2
Gx		34	22.5
Alcohol consumption
Yes		105	69.5
No		43	28.5
Unknown		3	2.0
Symptoms
Yes		116	76.8
No		10	6.6
Unknown		25	16.6
Pathological type
Squamous cell carcinoma		77	51.0
Adenocarcinoma		74	49.0
Survival status
Alive		93	61.6
Deceased		58	38.4
Smoking-yrs		38.5 (30.0-50.0)
BMI		24.4 (21.2-27.4)
Mean follow-up time in mo		13.4 (7.7-23.1)

BMI: Body mass index.