Table 1

Characteristics of included articles (n=60)

N (%)
Manuscript type and study design
 Manuscript type
  Original article14 (23)
  Review5 (8)
  Letter41 (69)
 Type of study
  Observational/interventional12 (20)
  Field experience report48 (80)
Geographical data
 Continent
  America43 (72)
  Asia7 (12)
  Europe8 (13)
  Oceania2 (3)
Student category and specialty type
 Student category
  Medical students8 (13)
  Residents41 (69)
  Both11 (18)
 Specialty type
  Surgery30 (50)
  Medical16 (26)
  Technical7 (12)
  NA7 (12)
  • NA, not available