Groups | Light Transmittance (mW/cm2) | Surface Roughness (mμ) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Mean ± SD | Min | Max | 95 % CI for mean | Mean ± SD | Min | Max | 95 % CI for mean | |||
Lower Bound | Upper Bound | Lower Bound | Upper Bound | |||||||
C | 456.67 ± 40.58a | 395.00 | 545.00 | 430.88 | 482.45 | 0.79 ± 0.12a | 0.60 | 0.95 | 0.72 | 0.86 |
HF | 465.83 ± 32.53a | 430.00 | 525.00 | 445.16 | 486.50 | 1.29 ± 0.10b | 1.06 | 1.42 | 1.23 | 1.36 |
L | 399.58 ± 37.20b | 340.00 | 465.00 | 375.95 | 423.22 | 1.13 ± 0.08c | 1.03 | 1.27 | 1.08 | 1.18 |
AA | 382.08 ± 30.71b | 325.00 | 420.00 | 362.57 | 401.59 | 2.26 ± 0.13d | 2.02 | 2.45 | 2.18 | 2.34 |