Table 4.
Comparison of pre- and posttreatments.
| CS mean difference (pre–post) | p | 95 % IC |
PFS mean difference (pre–post) | p | 95 % IC |
|||
|---|---|---|---|---|---|---|---|---|
| Inferior | Superior | Inferior | Superior | |||||
| VCSS | +3.86 | <0.001 | 2.76 | 4.97 | +2.13 | 0.005 | 0.44 | 3.82 |
| VEINES-QoL | -15.58 | <0.001 | -18.98 | -12.19 | -7.81 | <0.001 | -12.84 | -2.78 |
| VEINES-Sym | -20.45 | <0.001 | -25.04 | -15.85 | -11.60 | <0.001 | -18.40 | -4.79 |
CS, Conventional Surgery; PFS, Polidocanol Foam Sclerotherapy; 95 % CI, Confidence Interval.
For the statistical analysis, a generalized estimating equation with a normal distribution and identity link function was used, assuming an AR(1) correlation matrix between the time points and Bonferroni multiple comparisons.