Changes in the nutritional status of nine vitamins in patients with esophageal cancer during chemotherapy

Table 6 Factors affecting various indicators in esophageal cancer patients during chemotherapy

Item	Gender (Males/females)		Age (≥ 60 yr/< 60 yr)		Tumor grades (grades II/III/IV)		Tumor location (cervical/upper, middle, lower thoracic)
	F	P value	F	P value	F	P value	F	P value
Body mass index	0.014	0.904	0.042	0.837	0.672	0.512	0.718	0.542
Hemoglobin	0.044	0.834	0.757	0.385	0.747	0.475	0.195	0.900
Serum albumin	0.707	0.402	3.387	0.067	0.210	0.811	2.554	0.057
Vitamin A	5.407	0.021	0.059	0.809	0.151	0.860	0.692	0.558
Vitamin D	0.594	0.442	0.326	0.568	6.899	0.001	0.324	0.808
Vitamin C	3.774	0.053	0.537	0.464	2.633	0.075	2.261	0.083
Vitamin B2	0.178	0.674	0.863	0.354	0.381	0.684	2.273	0.081

The descriptive statistics of each indicator before and after chemotherapy are shown in Tables 3 and 5.