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Table 4 The Beliefs about Medicines Questionnaire (BMQ), scores before and after intervention

From: Interventional study to improve adherence to phosphate binder treatment in dialysis patients

BMQ Subscale Before intervention
Mean score
After intervention
Mean score
Change in score (95% CI) p value
Specific-Necessity
(5 items, score range 5–25)
18.2 19.2 1.0 0.005
-My health, at present, depends on my phosphate binder(s) 4.0 4.1 0.1 0.450
-My life would be impossible without my phosphate binder(s) 3.3 3.5 0.2 0.040
-Without my phosphate binder(s) I would be very ill 3.4 3.7 0.3 0.050
-My health in the future will depend on my phosphate binder(s) 3.6 3.8 0.2 0.150
-My phosphate binder(s) protect me from becoming worse 3.8 4.1 0.3 0.010
Specific-Concerns
(6 items, score range 6–30)
15.3 13.8 −1.5 0.002
-Having to take my phosphate binder(s) worries me 2.3 2.1 −0.2 0.070
-I sometimes worry about the long-term effects of my phosphate binder(s) 2.9 2.5 −0.4 0.040
-My phosphate binder(s) are a mystery to me 2.9 2.5 −0.4 0.030
-My phoshphate binder(s) disrupt my life 2.5 2.2 −0.3 0.040
-I sometimes worry about becoming too dependent on my phosphate binder(s) 2.4 2.2 −0.2 0.050
-My phosphate binder(s) give(s) med unpleasant side effects 2.3 2.3 0.0 1.000
General-Overuse
(4 items, score range 4–20)
11.4 11.8 0.4 0.177
- If doctors had more time with patients they would prescribe fewer medicines 3.1 3.2 0.1 0.030
-Doctors use too many medicines 3.0 3.0 0.0 1.000
-Doctors place too much trust on medicines 2.9 3.1 0.2 0.090
-Natural remedies are safer than medicines 2.4 2.4 0.0 1.000
General-Harm
(4 items, score range 4–20
10.1 9.9 −0.2 0.624
-Most medicines are addictive 2.7 2.9 0.2 0.110
-Medicines do more harm than good 2.3 2.2 −0.1 0.450
-People who take medicines should stop their treatment for a while every now and again 2.5 2.2 −0.3 0.030
-All medicines are poisons 2.6 2.6 0.0 1.000