Table 3.

The time per check, both pre‐plan check tool (PCT) and with‐PCT, for 10 plan checkers.

Plan checker	# Checks pre‐PCT	Time		# Checks with‐PCT	Time		Difference in average	Difference in median	Mann‐Whitney U test P‐value
		Average (min)	Median (min)		Average (min)	Median (min)
A	28	48	40	29	30.7	25	0.64	0.63	<0.001
B	22	60.3	51	22	43	41.5	0.71	0.81	0.026
C	19	42.1	40	20	38.25	35	0.91	0.88	0.032
D	13	50.5	45	32	38.2	35	0.76	0.78	0.018
E	21	64.3	60	15	54.6	52.5	0.85	0.88	0.263
F	30	36.9	37.5	22	26	21	0.70	0.56	0.010
G	2	39	39	14	36.1	31.5	0.93	0.81	N/A
H	24	48.3	45	17	50	39	1.04	0.87	0.575
I	28	58.2	60	7	42.9	45	0.74	0.75	0.055
J	0	N/A	N/A	8	40.6	30.5			N/A
Overall	187	49.4	45	186	39.3	35	0.80	0.78	<0.001

The average and median time per check decreased by 20% after implementation of PCT in the clinic. Bold indicates P‐value < 0.05.