Table 2.

Baseline characteristics of participants in this study

No. of participants (%)
Characteristic60 g/d30 g/d
No. of participants3837
Gender
 Female21 (55.3)17 (45.9)
 Male17 (44.7)20 (54.1)
Age
 <455 (13.2)1 (2.7)
 45–6024 (63.2)25 (67.6)
 >609 (23.6)11 (29.7)
 Range 41–72
Smoking
 Smoker12 (31.6)13 (35.1)
 Nonsmoker26 (68.4)24 (64.9)
Alcohol drinking
 Drinker15 (39.5)16 (43.2)
 Nondrinker23 (60.5)21 (56.8)
Family history of esophageal SCC
 Yes7 (18.4)5 (13.5)
 No31 (81.6)32 (86.5)
Histologic grade of dysplasia
 Mild dysplasia33 (86.8)31 (83.8)
 Moderate dysplasia5 (13.2)6 (16.2)
Compliance36 (94.7)36 (97.3)
Toxicities reported
 Diarrhea01 (0.03)
 None38 (100)36 (97.3)