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 |