4 weeks
  Single treatment Combined treatment p-value
Evaluation n % n %  
Worsened 1 9.1 2 10.5 0.8064
No change 2 18.2 6 31.6
Slightly improved 6 54.5 9 47.4
Moderately improved 1 9.1 2 10.5
Markedly improved 1 9.1 0 0
Total 11 100 19 100 -
8 weeks
Worsened 0 0 1 5.9 0.8539
No change 0 0 2 11.8
Slightly improved 5 45.5 6 35.3
Moderately improved 5 45.5 6 35.3
Markedly improved 1 9.1 2 11.8
Total 11 100 17 100 -
12 weeks 
Worsened 0 0 2 11.8 0.6644
No change 1 9.1 0 0
Slightly improved 2 18.2 3 17.6
Moderately improved 3 27.3 6 35.3
Markedly improved 5 45.5 6 35.3
Total 11 100 17 100 -
Table 11: Treatment evaluation [Comparison between groups using Fisher’s exact test].