Table 4 Correlation coefficients and respective P values between preoperative measurements and postoperative photopic contrast sensitivity with and without glare
Parameters | Photopic contrast sensitivity with glare | Photopic contrast sensitivity without glare | ||||||
|---|---|---|---|---|---|---|---|---|
3 cpd | 6 cpd | 12 cpd | 18 cpd | 3 cpd | 6 cpd | 12 cpd | 18 cpd | |
KFlat (D) | r = − 0.205 r2 = 0.042 P = 0.187 | r = − 0.191 r2 = 0.037 P = 0.219 | r = − 0.131 r2 = 0.017 P = 0.404 | r = − 0.132 r2 = 0.018 P = 0.397 | r = − 0.231 r2 = 0.054 P = 0.136 | r = − 0.153 r2 = 0.023 P = 0.327 | r = − 0.121 r2 = 0.015 P = 0.439 | r = − 0.085 r2 = 0.007 P = 0.589 |
KSteep (D) | r = − 0.254 r2 = 0.065 P = 0.100 | r = − 0.264 r2 = 0.070 P = 0.087 | r = − 0.234 r2 = 0.055 P = 0.131 | r = − 0.232 r2 = 0.054 P = 0.135 | r = − 0.345 r2 = 0.119 P = 0.023 | r = − 0.260 r2 = 0.068 P = 0.092 | r = − 0.229 r2 = 0.053 P = 0.139 | r = − 0.220 r2 = 0.049 P = 0.156 |
ACD (mm) | r = − 0.077 r2 = 0.006 P = 0.626 | r = − 0.013 r2 = 0.000 P = 0.939 | r = 0.158 r2 = 0.025 P = 0.312 | r = 0.269 r2 = 0.072 P = 0.082 | r = 0.179 r2 = 0.032 P = 0.250 | r = 0.355 r2 = 0.126 P = 0.020 | r = 0.204 r2 = 0.042 P = 0.189 | r = 0.323 r2 = 0.105 P = 0.035 |
LT (mm) | r = − 0.251 r2 = 0.063 P = 0.105 | r = − 0.214 r2 = 0.046 P = 0.167 | r = − 0.226 r2 = 0.051 P = 0.146 | r = − 0.274 r2 = 0.075 P = 0.076 | r = − 0.313 r2 = 0.098 P = 0.041 | r = − 0.372 r2 = 0.139 P = 0.014 | r = − 0.254 r2 = 0.064 P = 0.101 | r = − 0.333 r2 = 0.111 P = 0.029 |
AL (mm) | r = − 0.039 r2 = 0.002 P = 0.806 | r = − 0.001 r2 = 0.000 P = 0.994 | r = 0.109 r2 = 0.012 P = 0.487 | r = 0.133 r2 = 0.018 P = 0.396 | r = − 0.021 r2 = 0.004 P = 0.896 | r = 0.079 r2 = 0.006 P = 0.613 | r = 0.048 r2 = 0.002 P = 0.761 | r = 0.126 r2 = 0.016 P = 0.42 |
Photopic PD (mm) | r = 0.147 r2 = 0.022 P = 0.366 | r = 0.192 r2 = 0.037 P = 0.236 | r = − 0.006 r2 = 0.000 P = 0.973 | r = − 0.005 r2 = 0.000 P = 0.975 | r = 0.148 r2 = 0.022 P = 0.363 | r = 0.210 r2 = 0.044 P = 0.194 | r = 0.193 r2 = 0.037 P = 0.234 | r = 0.117 r2 = 0.014 P = 0.472 |
Scotopic PD (mm) | r = 0.015 r2 = 0.000 P = 0.927 | r = 0.036 r2 = 0.001 P = 0.828 | r = 0.022 r2 = 0.001 P = 0.892 | r = − 0.023 r2 = 0.001 P = 0.887 | r = 0.068 r2 = 0.005 P = 0.676 | r = 0.050 r2 = 0.003 P = 0.758 | r = 0.189 r2 = 0.036 P = 0.242 | r = 0.059 r2 = 0.003 P = 0.720 |
Pupil decentration (mm) | r = 0.135 r2 = 0.018 P = 0.390 | r = 0.080 r2 = 0.006 P = 0.610 | r = 0.047 r2 = 0.002 P = 0.767 | r = 0.094 r2 = 0.009 P = 0.549 | r = 0.040 r2 = 0.000 P = 0.916 | r = 0.050 r2 = 0.001 P = 0.885 | r = 0.142 r2 = 0.006 P = 0.625 | r = 0.144 r2 = 0.003 P = 0.730 |
Q value, 8 mm | r = 0.311 r2 = 0.097 P = 0.042 | r = 0.334 r2 = 0.112 P = 0.029 | r = 0.348 r2 = 0.121 P = 0.022 | r = 0.414 r2 = 0.172 P = 0.006 | r = 0.409 r2 = 0.167 P = 0.007 | r = 0.436 r2 = 0.190 P = 0.004 | r = 0.430 r2 = 0.185 P = 0.004 | r = 0.462 r2 = 0.214 P = 0.002 |
HOA (µm) | r = − 0.062 r2 = 0.004 P = 0.692 | r = 0.057 r2 = 0.003 P = 0.716 | r = − 0.14 r2 = 0.011 P = 0.506 | r = − 0.222 r2 = 0.049 P = 0.152 | r = − 0.100 r2 = 0.010 P = 0.534 | r = − 0.131 r2 = 0.017 P = 0.401 | r = − 0.053 r2 = 0.003 P = 0.736 | r = − 0.231 r2 = 0.053 P = 0.136 |
Coma (µm) | r = − 0.045 r2 = 0.002 P = 0.773 | r = 0.097 r2 = 0.009 P = 0.536 | r = − 0.107 r2 = 0.011 P = 0.496 | r = − 0.145 r2 = 0.021 P = 0.354 | r = − 0.098 r2 = 0.010 P = 0.524 | r = − 0.074 r2 = 0.005 P = 0.639 | r = − 0.027 r2 = 0.001 P = 0.863 | r = − 0.148 r2 = 0.020 P = 0.342 |
SA (µm) | r = 0.097 r2 = 0.009 P = 0.537 | r = 0.173 r2 = 0.030 P = 0.269 | r = − 0.119 r2 = 0.014 P = 0.446 | r = − 0.188 r2 = 0.036 P = 0.226 | r = − 0.076 r2 = 0.006 P = 0.629 | r = 0.035 r2 = 0.001 P = 0.822 | r = − 0.072 r2 = 0.005 P = 0.647 | r = − 0.180 r2 = 0.032 P = 0.249 |