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Table 3 Experimentally determined technical and safety parameters for comparing different approaches used with rigid endoscopes (equipment set-up 1) during thoracoscopy of calves chronically affected with BRD

From: Thoracoscopy as a safe and effective technique for exploring calves affected with bovine respiratory disease

Approacha VS a vs. b P = 0.012 PS a vs. c P = 0.022; b vs. c P = 0.01 RT P = 0.101 RL a vs. b P = 0.012
Ventral (n = 2) 2 (2–2)a 3 (3–3) a 3 (3–3) 3 (3–3)a
Mid (n = 5) 3 (3–3) 3 (3–3)b 1 (1–3) 2 (2–2)
Dorsal (n = 1) 4b 4c 3 1b
  1. Parameter abbreviations and scoring are described in Table 1. Values are shown as median (min-max). Numbers in the same column with different superscripts differ significantly, with the corresponding exact P-values indicated at the top of each column
  2. aSee approaches in Fig. 1