First group (n = 12) | Middle group (n = 12) | Last group (n = 12) | F | Sig. | |
---|---|---|---|---|---|
Brightness | 13,211.97 ± 4730.26 | 13,668.24 ± 3956.62 | 20,162.99 ± 3504.98 | 10.817 | 0.001 |
Hue | 0.827 ± 0.712 | 0.901 ± 0.321 | 0.378 ± 1.136 | 1.518 | 0.234 |
UV-chroma | 0.202 ± 0.030 | 0.212 ± 0.029 | 0.231 ± 0.024 | 3.531 | 0.041 |
B-chroma | 0.172 ± 0.016 | 0.168 ± 0.014 | 0.183 ± 0.008 | 3.986 | 0.028 |
G-chroma | 0.198 ± 0.009 | 0.193 ± 0.006 | 0.194 ± 0.007 | 1.450 | 0.249 |
Y-chroma | 0.209 ± 0.017 | 0.208 ± 0.016 | 0.194 ± 0.011 | 3.890 | 0.030 |
R-chroma | 0.219 ± 0.027 | 0.219 ± 0.024 | 0.198 ± 0.014 | 3.655 | 0.037 |