Journal of Dental Hygiene Science : eISSN 2233-7679

Table 5

Change of ΔE Value (ΔE) of Temporary Crown Resin according to Immersion in Different Staining Solution

Group Staining solution Experimental solution p-value* Post hoc test

Distilled watera Black coffeeb Red winec
I Base line 1.20±0.36 0.93±0.23 0.97±0.43 0.63
3 days 2.15±1.15 2.10±0.56 4.95±0.85 0.01 a,b<c
7 days 1.55±0.76 1.60±0.05 14.73±15.32 0.19
II Base line 1.55±0.23 2.20±0.30 1.62±0.28 0.05
3 days 3.19±1.30 1.45±0.30 6.02±0.54 <0.001 a<b<c
7 days 4.23±1.89 1.55±0.63 57.00±3.45 <0.001 a,b<c
III Base line 3.75±0.26 4.08±0.25 3.75±0.44 0.42
3 days 5.17±1.10 4.32±0.67 4.93±1.83 0.72
7 days 4.08±1.68 4.06±0.82 49.47±15.65 <0.001 a,b<c
IV Base line 1.73±0.99 0.95±0.22 1.47±0.25 0.34
3 days 2.52±1.80 3.72±0.70 3.73±0.29 0.38
7 days 2.63±0.84 4.13±0.28 4.68±1.89 0.18

Values are presented as mean±standard deviation.

*p-value obtained from Kruskal–Wallis test.

Post hoc obtained from Mann–Whitney U-test.

J Dent Hyg Sci 2022;22:139-47 https://doi.org/10.17135/jdhs.2022.22.3.139
© 2022 J Dent Hyg Sci