TABLE 2.

Efficacy of Hematoma Evacuation in Different Surgical Approaches and Among Different Surgeon Experience Levels

	Trajectory	Trajectory	Trajectory			Qualified with	Fully
	A	B	C	P-value	Prequalified	probation	qualified	P-value
n	58	26	39	–	69	28	26	–
Absolute reduction (mL)	34.7	36.8	32.7	.63	34.9	31.2	37.3	.42
Fraction evacuated (%)	72.9	71.7	68.4	.58	71.8	66.4	74.9	.32
% of subjects reaching <15 mL	79.3	61.5	66.7	.18	69.6	67.9	80.8	.50