Journal of Dental Hygiene Science : eISSN 2233-7679

Table 3

Change of Hue Value (H) 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 1.27±1.75 1.73±1.12 1.62±0.63 0.90
3 days −1.05±1.23 1.07±0.43 −12.98±1.41 <0.001 a,b>c
7 days 0.88±1/14 2.13±0.64 1.57±21.53 0.99
II Base line −1.17±0.33 −0.13±0.35 −0.38±0.16 0.05
3 days 0.62±0.98 0.56±0.74 −12.68±1.09 <0.001 a,b>c
7 days 10.7±0.85 −0.92±1.00 65.62±2.08 <0.001 a,b<c
III Base line 1.98±0.56 2.03±0.75 1.88±0.26 0.95
3 days 0.23±0.23 2.57±3.12 −10.67±3.18 <0.001 a,b>c
7 days −1.22±0.54 2.29±3.60 55.35±22.39 <0.001 a,b<c
IV Base line 0.00±1.28 1.60±1.00 1.08±1.48 0.35
3 days −2.67±0.26 −2.03±1.07 −9.03±2.16 <0.001 a,b>c
7 days −2.63±0.77 −5.15±1.34 −8.13±7.39 0.37

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