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Table 1 Comparison of demographic characteristics of participants in three treatment groups

From: Comparative efficacy of three pediculicides to treat head lice infestation in primary school girls: a randomised controlled assessor blind trial in rural Iran

  d-Phenothrin 0.2% (#26) Permethrin 1% (#27) Dimeticone 4% (#24) P-value
Age in years
 Range 6–13 6–13 6–13  
 Mean 1.08 1.32 1  
 Median 1 1 1  
  Participants (%) Participants (%) Participants (%)  
Hair length
 Above ears 9 (35) 9 (33) 8 (33) 0.751
 Ears to shoulders 12 (44) 8 (30) 8 (33)  
 Below shoulders 5 (19) 10 (37) 8 (33)  
Infestation
 Light 15 (58) 17 (63) 17 (71) 0.646
 Medium 5 (19) 6 (22) 3 (12)  
 Heavy 6 (23) 4 (15) 4 (17)  
Itching
 Little 5 (19) 8 (30) 17 (71) 0.129
 Moderate 12 (46) 9 (33) 7 (29)  
 High 4 (15) 8 (30) 2 (8)  
 Very high 5 (19) 2 (7) 3 (24)  
Hairstyle
 Straight 20 (77) 23 (85) 18 (75) 0.470
 Curly half 6 (23) 4 (15) 6 (25)  
 Frizzy 0 (0) 0 (0) 0 (0)  
Bath
 1/week 20 (77) 25 (93) 17 (71) 0.063
 > 2 weeks 6 (23) 2 (7) 7 (29)