Table 2 Patient neoplasm miss rate: percentage of subjects with neoplastic lesion on second examination
Patient neoplasm miss rate, % (95% CI)Miss rate risk difference, % (95% CI)
Narrow band imaging, n = 135White light imaging, n = 141
Any adenoma12.6% (7.5 to 19.4)12.1% (7.2 to 18.6)0.5% (−7.2 to 8.3)
    ⩽5 mm10.4% (5.8 to 16.8)9.2% (5.0 to 15.3)1.2% (−5.9 to 8.2)
    6–9 mm2.2% (0.5 to 6.4)2.8% (0.8 to 7.1)−0.6% (−4.3 to 3.1)
    ⩾10 mm0.7%* (0.02 to 4.1)0% (0 to 2.1)0.7% (−0.7 to 2.2)

  • *“Missed” lesion was a 10 mm tubular adenoma.

  • CI, confidence interval.