Baseline

P

After 12 week

P

IG

(n = 321)

CG

(n = 164)

IG

(n = 321)

CG

(n = 164)

Rate of bringing the DPB [(%) mean (SD)]^a)

89.1 (19.1)

87.6 (23.8)

0.55¹⁾

92.3 (16.1)

88.5 (20.0)

0.03¹⁾

The experience of showing the DPB to the physician (%)^b)

37.2

33.8

0.46²⁾

47.2

40.8

0.19²⁾

Proper use of the DPB [mean (SD)]^c)

2.0 (1.0)

2.0 (1.0)

0.99¹⁾

2.3 (1.0)

2.0 (1.1)

0.01¹⁾

Recognition of the role [mean (SD)]^d)

4.5 (1.0)

4.4 (1.1)

0.76¹⁾

4.6 (0.9)

4.5 (0.9)

0.01¹⁾

Sense of utility [mean (SD)]^e)

4.5 (1.0)

4.4 (1.1)

0.95¹⁾

4.6 (0.9)

4.4 (1.0)

0.17¹⁾