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Table 2 Mean ± Standard deviation differences of Escudier et al. scores throughout the study period

From: Serum 8-isoprostane levels in patients with resistant oral lichen planus before and after treatment with lycopene: a randomized clinical trial

  Site score Severity score Activity score
Lycopene group (n = 10) Corticosteroids group (n = 10) Lycopene group (n = 10) Corticosteroids group (n = 10) Lycopene group (n = 10) Corticosteroids group (n = 10)
Baseline 4.50 ± 2.12a,b 3.40 ± 1.58a 4.70 ± 3.09a 5.90 ± 2.23a 7.70 ± 4.27a 8.20 ± 3.94a
Week 4 3.50 ± 1.78a,b 2.10 ± 1.00b 3.30 ± 2.91a,b 3.10 ± 2.51b 4.40 ± 3.37a,b 3.10 ± 2.bb
Week 8 3.30 ± 1.83a,b 1.90 ± 0.88b 1.70 ± 1.95b 2.30 ± 1.70b 2.00 ± 2.26b 2.30 ± 1.70b
Friedman test p value p < 0.001* p < 0.001* p < 0.001* p < 0.001* p < 0.001* p < 0.001*
  1. a,bDifferent superscripted letters denote statistically significant differences between different assessment times in each group using Bonferroni adjustment
  2. n, number of patients
  3. *Statistically significant at p value < 0.05