Table 2.

Characteristics of the samples in phase II

Early ESCC (n = 50)EBL (n = 50)Healthy (n = 60)
VariablenMean%nMean%nMean%P
Age (years)0.969
 Mean56.155.856.3
 SD9.59.610.9
Sex0.379
 Male3468.03264.04066.7
 Female1632.01836.02033.3
Smoker0.198
1836.01632.01830.0
Drinker0.361
714.0612.0711.7
Type
 01938.0
 I1428.0
 II1734.0