Skip to main content

Table 1 Summary of macroscopic evaluation data and bioelectrical measurements (R te ) of rectal biopsies vs. bowel preparation and biopsy forceps

From: Rectal forceps biopsy procedure in cystic fibrosis: technical aspects and patients perspective for clinical trials feasibility

Bowel Preparation NaCl 0.9% Glycerol 12% Mannitol 20%
Biopsy Forceps Jumbo Standard Jumbo Standard Jumbo Standard
Tissue integrity 1.00 ± 0.11 2.00 ± 0.35 1.48 ± 0.31 2.21 ± 0.23 1.02 ± 0.02 1.97 ± 0.30
Friability 1.23 ± 0.12 1.36 ± 0.24 1.50 ± 0.31 1.81 ± 0.22 1.13 ± 0.33 1.33 ± 0.25
Bleeding 1.01 ± 0.08 1.21 ± 0.18 1.27 ± 0.21 1.16 ± 0.29 1.05 ± 0.22 0.83 ± 0.32
Mucus 1.12 ± 0.11 1.18 ± 0.17 0.91 ± 0.24 0.88 ± 0.13 0.74 ± 0.13 1.06 ± 0.13
Sub-mucosa (n) Yes 16 3 3 1 2 1
No 42 9 4 4 12 10
R te (Ω.cm 2 ) 21.82 ± 1.03 14.37 ± 1.21 18.75 ± 2.66 13.57 ± 2.70 18.69 ± 0.98 13.32 ± 1.11
  1. NOTE: Results are mean ± SEM; n = 107.