Table 1.
Selected characteristics of patients with negative reflux testing stratified by current PPI use1
| Current PPI use | |||
|---|---|---|---|
|
| |||
| Off PPI (N=52) | On PPI (N=38) | P value | |
| Type of test | |||
| Bravo™ | 37 (71.2%) | 29 (76.3%) | |
| MII-pH | 15 (28.8%) | 9 (23.7%) | 0.62 |
|
| |||
| Sex | |||
| Male | 11 (21.1%) | 11 (28.9%) | |
| Female | 41 (78.9%) | 27 (71.1%) | 0.42 |
|
| |||
| Race | |||
| White | 42 (82.4%) | 28 (73.7%) | |
| Not White | 9 (17.7%) | 10 (26.3%) | 0.32 |
|
| |||
| Marital status | |||
| Married | 26 (53.1%) | 20 (57.1%) | |
| Previously Married | 14 (28.6%) | 6 (17.1%) | |
| Never Married | 9 (18.4%) | 9 (25.7%) | 0.42 |
|
| |||
| Income | |||
| < or = 100 K / yr | 24 (57.1%) | 18 (56.3%) | |
| >100 K / yr | 18 (42.9%) | 14 (43.8%) | 0.92 |
|
| |||
| Education | |||
| Less than college degree | 17 (34.0%) | 13 (37.1%) | |
| College degree | 13 (26.0%) | 11 (31.4%) | |
| Above college degree | 20 (40.0%) | 11 (31.4%) | 0.72 |
|
| |||
| Tobacco Use | |||
| Never (<100 lifetime) | 33 (66.0%) | 29 (82.9%) | |
| Ever (>100 lifetime) | 17 (34.0%) | 6 (17.1%) | 0.092 |
|
| |||
| Alcohol use | |||
| No | 5 (10.0%) | 13 (37.1%) | |
| Yes | 45 (90.0%) | 22 (62.9%) | <0.013 |
1
Total number in each category may not equal total sample size due to refusal by patients to answer certain questions
2
Chi-square test
3
Fisher’s exact test