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. Author manuscript; available in PMC: 2022 Sep 13.
Published in final edited form as: Am J Gastroenterol. 2016 Oct 11;112(1):87–94. doi: 10.1038/ajg.2016.451

Table 2.

Unadjusted rate ratios (RR) for achieving a second CE-IM following recurrence by baseline characteristics and recurrence grade among 36 patients who experienced recurrence and had at least one additional surveillance endoscopy.

Characteristic Second CE-IM - N (%) No Second CE-IM - N (%) Unadjusted RR (95% CL)
Age (years) - 40 to 59 21 (70.0) 5 (83.3) Ref.
 - 60 to 79 4 (13.3) 1 (16.7) 0.72 (0.24 – 2.88)
 - 80 to 99 5 (16.7) 0 (0.0) 1.42 (0.31 – 7.14)
BMI (mg/kg2) - Normal (18.5 – 24.9) 6 (20.0) 0 (0.0) Ref.
 - Overweight (25.0 – 29.9) 8 (26.7) 3 (50.0) 0.78 (0.24 – 2.73)
 - Obesity (>=30) 16 (53.3) 3 (50.0) 1.10 (0.41 – 3.44)
Female 10 (33.3) 1 (16.7) Ref.
Male 20 (66.7) 5 (83.3) 0.82 (0.37 – 1.96)
Prague M length (cm) - 0 to 3 6 (20.0) 2 (33.3) Ref.
 - 4 or greater 24 (80.0) 4 (66.7) 1.05 (0.42 – 3.13)
Prague C length (cm) - 0 to 3 24 (80.0) 5 (83.3) Ref.
 - 4 or greater 6 (20.0) 1 (16.7) 2.22 (0.74 – 5.58)
Baseline grade - Low-grade dysplasia 8 (26.7) 2 (33.3) Ref.
 - High-grade dysplasia 21 (70.0) 4 (66.7) 1.58 (0.67 – 4.13)
 - Intramucosal adenocarcinoma 1 (3.3) 0 (0.0) 2.52 (0.06 – 18.82)
Recurrence grade – non-dysplastic 11 (36.7) 1 (16.7) Ref.
 - Low-grade dysplasia 12 (40.0) 3 (50.0) 0.70 (0.28 – 1.76)
 - High-grade dysplasia 4 (13.3) 1 (16.7) 0.88 (0.20 – 2.96)
 - Intramucosal Adenocarcinoma 3 (10.0) 1 (16.7) 1.31 (0.23 – 4.97)
Non-dysplastic recurrence 11 (36.7) 1 (16.7) Ref.
 - Dysplastic recurrence 19 (63.3) 5 (83.3) 0.79 (0.36 – 1.85)

BMI, body mass index.