Table 2.
Changes in cancer detection rates between 1993 and 2018
| Year of endoscopic screening | ||||||
|---|---|---|---|---|---|---|
| 1993‐1997 | 1998‐2002 | 2003‐2007 | 2008‐2012 | 2013‐2018 | P | |
| (N = 1631) | (N = 1544) | (N = 1597) | (N = 1539) | (N = 1271) | ||
| ESCC | ||||||
| Detection rate | 3.7% | 3.9% | 4.3% | 3.0% | 2.1% | .013 |
| Age‐adjusted OR (95% CI) | 0.93 (0.65‐1.33) | 0.94 (0.66‐1.34) | 1 (referent) | 0.65 (0.44‐0.95) | 0.47 (0.30‐0.74) | .001 |
| HNSCC | ||||||
| Detection rate | 0.8% | 1.2% | 1.4% | 1.2% | 0.9% | .76 |
| Age‐adjusted OR (95% CI) | 0.60 (0.30‐1.20) | 0.86 (0.46‐1.62) | 1 (referent) | 0.83 (0.44‐1.56) | 0.62 (0.30‐1.29) | .90 |
| GA | ||||||
| Detection rate | 1.5% | 1.4% | 1.3% | 0.3% | 0.7% | .0006 |
| Age‐adjusted OR (95% CI) | 1.49 (0.82‐2.70) | 1.25 (0.68‐2.31) | 1 (referent) | 0.18 (0.06‐0.54) | 0.53 (0.24‐1.17) | <.0001 |
P values were calculated using the Cochran‐Mantel‐Haenszel test for trends in percentage data and logistic regression analyses for odds ratios.
Abbreviations: CI, confidence interval; ESCC, esophageal squamous cell carcinoma; GA, gastric adenocarcinoma; HNSCC, head and neck squamous cell carcinoma; OR, odds ratio.