Table 6.

Comparison of ABC-VEN Matrix Analysis of Studies by Various Authors

Analysis Parameters	Category	Sefinew et al (2016)26		Abate (2013)13		Kivoto (2016)28		Poorwa et al (2013)29		GünerGören et al (2017)31		Ygggt (2016)30
		% of Items	% of ADE	% of Items	% of ADE	% of Items	% of ADE	% of Items	% of ADE	% of Items	% of ADE	% of Items	% of ADE
ABC class	A	14.63	78.11	1.57	78.17	13.6	79.9	13.4	69.1	10	80	12	70
	B	19.1	13.78	14.56	16.73	16.5	15.1	16.5	19.2	23	17	21	20
	C	66.27	8.11	83.9	5.1	69.9	5	70.1	11.7	67	3	67	10
VEN group	V	77.51	91.57		87.90	22.81	33.7	50.9	55.2	24.2	43.08	11	20
	E	22.24	8.42		11.97	53.2	58.4	40.2	41.5	14.01	19.22	68	54
	N	0.25	0.01		0.13	23.92	7.8	8.9	3.3	61.78	37.7	21	26
Category	I	79.35	96.36		87.90	31	84.9	57	85.3	29.94	84.81	20	78
	II	20.40	3.63		11.97	47.7	14	35	14.2	24.84	13.39	67	17
	III	0.25	0.01		0.13	21.3	11	8	0.5	45.22	1.8	13	5
Out of EDL		13.84	5.69	18.5	1.91