Table 1 Studies characteristics
Study | Patients included in the analysis | Gold standard | Interval | Study design | Study inclusion criteria | Tests methods |
|---|---|---|---|---|---|---|
Goda 2015 | 294 | Histology | Two different groups | Prospective randomized | HNSCC/ESCC previous endoscopic resection | NBI x Lugol |
Nagami 2014 | 202 | Histology | Sequential approach | Cross-sectional | HNSCC/ESCC previous endoscopic resection | NBI x Lugol |
Takahashi 2014 | 285 | Histology | Sequential approach | Cross-sectional | HNSCC/ESCC | NBI x Lugol |
Wang 2014 | 500 | Histology | Sequential approach | Cross-sectional | HNSCC | NBI x Lugol |
Ide 2013 | 43 | Histology | Sequential approach | Cross-sectional | Achalasia | NBI x Lugol |
Kawai 2012 | 103 | Histology | Sequential approach | Cross-sectional | General population | NBI x Lugol |
Ide 2011 | 129 | Histology | Sequential approach | Cross-sectional | HNSCC | NBI x Lugol |
Lecleire2011 | 30 | Histology | Sequential approach | Cross-sectional | Cured ESCC without esophagectomy | NBI x Lugol |
Takenaka 2009 | 142 | Histology | Sequential approach | Cross-sectional | HNSCC | NBI x Lugol |
Huang 2009 | 90 | Histology | Sequential approach | Cross-sectional | Early ESCC or precancerous | NBI x Lugol |
Lee 2009 | 44 | Histology | Sequential approach | Cross-sectional | HNSCC | NBI x Lugol |
Kuraoka 2009 | 49 | Histology | Sequential approach | Cross-sectional | High risk patient for ESCC | NBI x Lugol |
Total | 1911 |