From: Sex-related differences regarding cephalic vein lead access for CIEDs implantation
Number of leads through CV | B | SE | 95% CI for B | Beta | R2 | ||
---|---|---|---|---|---|---|---|
Lower | Upper | ||||||
Step 1 | Male sex |  − 0.07 | 0.15 |  − 0.37 | 0.23 |  − .05 | 0.006 |
Age |  − 0.004 | 0.01 |  − 0.02 | 0.01 |  − .06 | ||
Constant | 1.08 | 0.57 |  − 0.05 | 2.2 |  | ||
Step 2 | Male sex |  − 0.16 | 0.11 |  − 0.39 | 0.07 |  − .13 | 0.482 |
Age |  − 0.004 | 0.01 |  − 0.02 | 0.01 |  − .06 | ||
CV diameter | 0.04 | 0.04 | −0.04 | 0.11 | .09 | ||
Angle of entrance | 0.83 | 0.12 | 0.6 | 1.06 | .61** | ||
Number of valves ≤ 1 | 0.34 | 0.11 | 0.12 | 0.55 | .27* | ||
Constant | 0.25 | 0.44 | −0.63 | 1.12 |  |