|
Men, n (%)
|
122 (40.5)
|
130 (43.8)
|
|
Women, n (%)
|
179 (59.5)
|
167 (56.2)
|
|
Ethnicity, n (%)
|
|
White
|
259 (86.0)
|
255 (85.9)
|
|
Black
|
14 (4.7)
|
10 (3.4)
|
|
Asian
|
1 (0.3)
|
4 (1.3)
|
|
Othera
|
27 (9.0)
|
28 (9.4)
|
|
Age (y), mean ± SD
|
48.2 ± 13.6
|
47.6 ± 15.1
|
|
Height (cm), mean ± SD
|
167.0 ± 9.1
|
167.0 ± 9.9
|
|
Weight (kg), mean ± SD
|
75.1 ± 14.3
|
75.8 ± 14.7
|
|
Hiatal hernia, n (%)
|
96 (31.9)
|
108 (36.4)
|
|
Days with heartburn, n (%)
|
|
4 d
|
26 (8.6)
|
31 (10.4)
|
|
5 d
|
55 (18.3)
|
46 (15.5)
|
|
6 d
|
46 (15.3)
|
42 (14.1)
|
|
7 d
|
174 (57.8)
|
178 (59.9)
|
|
Severity of heartburn, n (%)
|
|
Mild
|
21 (7.0)
|
19 (6.4)
|
|
Moderate
|
165 (54.8)
|
153 (51.5)
|
|
Severe
|
115 (38.2)
|
125 (42.1)
|
|
Severity of acid regurgitation, n (%)
|
|
None
|
82 (27.2)
|
63 (21.2)
|
|
Mild
|
68 (22.6)
|
76 (25.6)
|
|
Moderate
|
95 (31.6)
|
95 (32.0)
|
|
Severe
|
56 (18.6)
|
63 (21.2)
|
|
Severity of epigastric pain, n (%)
|
|
None
|
133 (44.2)
|
129 (43.4)
|
|
Mild
|
96 (31.9)
|
81 (27.3)
|
|
Moderate
|
54 (17.9)
|
64 (21.5)
|
|
Severe
|
18 (6.0)
|
23 (7.7)
|
|
Severity of dysphagia, n (%)
|
|
None
|
265 (85.0)
|
255 (85.9)
|
|
Mild
|
28 (9.3)
|
22 (7.4)
|
|
Moderate
|
14 (4.7)
|
14 (4.7)
|
|
Severe
|
3 (1.0)
|
6 (2.0)
|
|
Helicobacter pylori-positive, n (%)
|
125 (41.5)
|
130 (43.8)
|
