Table 1 Distribution of patients’ age, body mass, gender, treated teeth, and different experience level for clinical instructors and dental students in the 4th and 5th year for inferior alveolar nerve block (IANB) vs. intraligamentary anesthesia (ILA)

From: RCT on the effectiveness of the intraligamentary anesthesia and inferior alveolar nerve block on pain during dental treatment

  IANB group ILA group p value
Age (years), mean (SD) 41.2 (12.1) 44.4 (16.4) 0.3
BMI (Kg/m2), mean (SD) 25.9 (4.4) 26.1 (5.9) 0.8
Gender, pat. no. (%)    0.3
  Male 22 (59.5%) 17 (48.6%)  
  Female 15 (40.5%) 18 (51.4%)  
Treated teeth. no. (%)    0.47
  Molars 29 (78.3%) 26 (74.2%)  
  Premolars 8 (21.6%) 9 (25.7%)  
Experience level no. (%).    0.9
  Clinical instructor (GP) 8 (21.6%) 8 (22.8%)  
  Dental students in the 5th year 20 (54.0%) 18 (51.4%)  
  Dental students in the 4th year 9 (24.3%) 9 (25.7%)  
  1. SD, standard deviation; GP, general practitioner