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. 2020 Nov 3;40(1):319–325. doi: 10.1002/nau.24561

Table 1.

Average pressures in cmH2O, recorded immediately after insertion (Init‐P) and after flushing and some filling (Flush‐P)

N = 136 Init‐P mean; SD (range) Flush‐P mean; SD (range) Difference (Init‐P − Flush‐P) mean; SD (range) t‐Test
p ves 27.4; 12.7 (−4 to 60) 37.3; 5.9 (22–51) −9.9; 12.4 (−13 to 41) 0.000
p abd 34.7; 8.7 (0–54) 36.8; 6.5 (23–55) 2.2; 6.1 (−15 to 25) 0.000
p det −7.2; 13.8 (−41 to 24) 0.5; 2.8 (−7 to 12) −7.7; 13.4 (−41 to 18) 0.000

Abbreviations: Flush‐P, flushed pressure; Init‐P, initial pressure.