Table 9 Correlation coefficients between cumulative flying time and covariates before and after weighting with propensity scores– Cumulative flying time
Variables | Type | Uncorrected | Corrected | Status |
|---|---|---|---|---|
Age | Continuous | −1.955 | −0.807 | unbalanced |
Continuous near-work time | Binary | 0.077 | −0.014 | balanced |
AA (D) | Continuous | 0.706 | 0.426 | unbalanced |
PRA | Continuous | 0.334 | 0.164 | balanced |
Types of CRS | Binary | −0.107 | −0.041 | balanced |
Postoperative period | Binary | −0.444 | −0.185 | balanced |
Spherical equivalent (D) | Continuous | 0.490 | 0.168 | balanced |
UCVA | Continuous | 0.457 | 0.178 | balanced |
Age at surgery | Continuous | −0.290 | −0.176 | balanced |
IOP | Binary | −0.080 | 0.002 | balanced |