Quality Evaluation of Ethambutol Hydrochloride Tablet Batches Available in Governmental Health Facilities of Jimma Town, Southwest Ethiopia

Table 5

Tukey’s multiple comparisons test for weight variation of ethambutol hydrochloride tablet batches tested with each other.

Code for batches	Comparators	Mean difference (code-comparator)	Std. error	Sig.	95% confidence interval
					Lower bound	Lower bound
F1-ET001	F2-ET002	−6.86	20.58	0.999	−70.49	56.77
	F3-ET003	−3.96	20.58	1.000	−67.59	59.67
	F4-ET004	−3.06	20.58	1.000	−66.69	60.57
	F5-ET005	22.14	20.58	0.886	−41.49	85.77
	F6-ET006	17.38	20.58	0.956	−46.26	81.01
F2-ET002	F3-ET003	2.90	20.58	1.000	−60.73	66.53
	F4-ET004	3.80	20.58	1.000	−59.83	67.43
	F5-ET005	29.00	20.58	0.721	−34.63	92.63
	F6-ET006	24.24	20.58	0.843	−39.39	87.87
F3-ET003	F4-ET004	0.90	20.58	1.000	−62.73	64.53
	F5-ET005	26.10	20.58	0.799	−37.53	89.73
	F6-ET006	21.34	20.58	0.901	−42.29	84.97
F4-ET004	F5-ET005	25.20	20.58	0.821	−38.43	88.83
	F6-ET006	20.44	20.58	0.916	−43.19	84.07
F5-ET005	F6-ET006	−4.76	20.58	1.000	−68.39	58.87

F: code for facilities; ET: ethambutol hydrochloride.