Performance of a rule-based semi-automated method to optimize chart abstraction for surveillance imaging among patients treated for non-small cell lung cancer

Table 4 Timing for manual and semi-automated chart abstraction^ζ

Timing metric	Manual	Semi-automated	p-value	% Reduction in time
Total number of reports	204	239
Minutes/patient (median, (IQR))	21.5 (16.0)	6.9 (9.5)	0.0024	68
Seconds/patient report (median, (IQR))	60.0 (90.0)	30.0 (80.0)	< 0.0005	50
Reports/patient (mean, (SD))	12.75 (10.50)	9.96 (9.41)	0.0398

ISSN: 1472-6947