23 June 2025 : Clinical Research
Comparative Spectrophotometric Assessment of Crown Discoloration from Diverse Endodontic Sealers
Adel S. Alobaid ABCDEFG 1, Shahrah S. Mkhreb ABCDEFG 1, Ahmed Babiker Mohamed Ali ABCDEFG 2*, Mohammed A. Alobaid
DEFG 3,4, Surekha Anil Dubey DEFG 5, Asim Elsir Elmahdi DEFG 6, Saurabh Chaturvedi ACDEFG 6
DOI: 10.12659/MSM.947874
Med Sci Monit 2025; 31:e947874
Table 2 The designated differences between various time intervals for L*, a*, b* chromatic parameters and ΔE.
| Time Interval | DifferenceL* | Differencea* | Differenceb* | DifferenceΔE |
|---|---|---|---|---|
| Baseline(0) – Immediate(1) | ΔL1 | Δa1 | Δb1 | ΔE1 |
| Baseline(0) – 1 Month(2) | ΔL2 | Δa2 | Δb2 | ΔE2 |
| Immediate(1) – 1 Month(2) | ΔL3 | Δa3 | Δb3 | ΔE3 |
| Baseline(0) – 6 Months(3) | ΔL4 | Δa4 | Δb4 | ΔE4 |
| 1 Month(2) – 6 Months(3) | ΔL5 | Δa5 | Δb5 | ΔE5 |
| Immediate(1) – 6 Months(3) | ΔL6 | Δa6 | Δb6 | ΔE6 |