Table 4:

EBP numeric value outcome of each needle type with respect to the BMI subgroup

VariableEBPNo EBPP Value
BMI ≤25
 Whitacre–Quincke  .12
  22W (%)17 (2.11)787 (97.89) 
  22Q (%)7 (4.14)162 (95.86) 
 20Q–22Q  .70
  20 ga (%)23 (4.86)450 (95.14) 
  22 ga (%)7 (4.14)162 (95.86) 
BMI >25 to ≤30
 Whitacre–Quincke  .03
  22W (%)8 (1.2)661 (98.8) 
  22Q (%)6 (3.8)152 (96.2) 
 20Q–22Q  .69
  20 ga (%)19 (4.55)399 (95.45) 
  22 ga (%)6 (3.8)152 (96.2) 
BMI >30
 Whitacre–Quincke  <.001
  22W (%)5 (0.71)699 (99.29) 
  22Q (%)15 (3.48)416 (96.52) 
 20Q–22Q  .44
  20 ga (%)27 (4.43)582 (95.57) 
  22 ga (%)15 (3.48)416 (96.52)