Table 3.

Attribute Best–Worst Scale counts, interval scale difference scores, and (pseudo-)ratio scale.

Attributes	Number of times ranked 5× as most important	Number of times ranked 5× as least important	Number of times ranked as most important (MI)	Number of times ranked as least important (LI)	Diff MI–LI	Rank (most important to least important)	Ratio ln√(MI/LI)
Accessibility	0	0	22	119	−97	11	−0.84
Adherence	0	1	132	31	−101	12	0.72
Branding	0	34	8	246	−238	14	−1.71
Cost	1	0	109	61	48	7	0.29
Dosage	1	1	30	180	−150	13	−0.90
Drug Specificity	6	0	60	68	−8	10	−0.06
Effectiveness	0	4	252	6	246	2	1.87
Form	3	0	3	355	−352	16	−2.39
Interactions (with medicines)	10	1	143	50	93	5	0.53
Legality	0	0	201	40	161	4	0.81
Lifestyle change	5	0	58	65	−7	9	−0.06
Long-term (LT) side effects	0	0	439	2	437	1	2.70
Reviews and experiences	0	0	132	50	82	6	0.49
Short-term (ST) side effects	5	0	226	21	205	3	1.19
Storage and preparation	0	17	3	317	−314	15	−2.33
Treatment	0	0	71	37	34	8	0.33