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Table 4 Simple (A) and multiple (B) linear regression model of potential predictors of increased time duration to advance the catheter through the pulmonary valve

From: An analysis of factors influencing pulmonary artery catheter passage through the tricuspid and pulmonary valves

 Parameter estimation (95% confidence limits)SEP value
A
 Age (year)0.062 (− 0.270–0.394)0.1670.712
 Sex (male)4.497 (− 5.076–14.070)4.8240.354
 Height (cm)0.167 (− 0.188–0.522)0.1790.353
 Weight (kg)− 0.038 (− 0.361–0.285)0.1630.815
 BMI (kg/m2)− 0.747 (− 1.942–0.448)0.6020.218
 CTR (%)0.669 (0.053–1.284)0.3100.034
 LVEF (%)0.012 (− 0.306–0.329)0.1600.941
 Degree of TR7.063 (2.815–11.310)2.1400.001
 Atrial fibrillation23.842 (11.063–36.621)6.440.001
 S Val/BSA (mm/m2)2.232 (0.896–3.368)0.6230.001
 STJ/BSA (mm/m2)3.383 (1.995–4771)0.699< 0.001
B
 CTR (%)− 0.087 (− 0.708–0.535)0.3130.783
 Degree of TR4.664 (0.070–9.258)2.3140.047
 Atrial fibrillation8.380 (− 6.603–23.362)7.5470.270
 STJ/BSA (mm/m2)2.897 (1.422–4.371)0.7430.001
  1. BMI body mass index, CTR cardiothoracic ratio, LVEF left ventricular ejection fraction, TR tricuspid regurgitation, S Val sinus of Valsalva, STJ sinotubular junction