Table 2 Multivariate logistic regression results of self-reported adequate medication knowledge at discharge

C1. I know why I use my medicines

Adequate n (%)

695 (100)

Inadequate n (%)

36 (100)

OR_crude

[95%CI]*

OR_Adjusted

[95%CI]*

POM use

 No

366 (52.7)

27 (75.0)

Ref.

Ref.

 Yes

329 (47.3)

9 (25.0)

2.70 [1.25–5.82]

1.88 [0.70–5.01]

Self-reported medication knowledge at admission (A1. I know why I use my medicines)

 Inadequate (negative or neutral answer)

20 (2.9)

22 (61.1)

Ref.

Ref.

 Adequate (positive answer)

675 (97.1)

14 (38.9)

53.04 [23.73–118.53]

68.06 [26.52–174.71]

Gender^#

 Male

388 (55.8)

21 (58.3)

Ref

Ref.

 Female

298 (42.9)

15 (41.7)

1.08 [0.54–2.12]

0.72 [0.28–1.86]

Help with medication management at home^{^}

 No

491 (70.6)

19 (52.8)

Ref.

Ref.

 Yes

99 (14.2)

11 (30.6)

0.35 [0.16–0.76]

0.35 [0.12–0.97]

Native

 No

38 (5.5)

2 (5.6)

Ref.

Ref.

 Yes

657 (94.5)

34 (94.4)

1.02 [0.24–4.39]

1.51 [0.23–9.82]

C2. I know for each medicine that I usewhyI use it

Adequate n (%)

665 (100)

Inadequate n (%)

66 (100)

OR_crude

[95%CI]*

OR_Adjusted

[95%CI*]

POM use

 No

349 (52.5)

22 (33.3)

Ref.

Ref.

 Yes

316 (47.5)

44 (66.7)

1.81 [1.06–3.09

1.33 [0.67–2.65]

Self-reported medication knowledge at admission (A2. I know for each medicine that I use why I use it)

 Inadequate (negative or neutral answer)

30 (4.5)

43 (65.2)

Ref.

Ref.

 Adequate (positive answer)

635 (95.5)

23 (34.8)

39.57 [21.19–73.92]

41.16 [19.87–85.26]

Gender^#

 Male

372 (55.9)

37 (56.1)

Ref.

Ref.

 Female

285 (42.9)

28 (42.4)

1.01 [0.61–1.69]

0.51 [0.25–1.03]

Help with medication management at home^{^}

 No

470 (70.7)

40 (60.6)

Ref.

Ref.

 Yes

90 (13.5)

20 (30.3)

0.38 [0.21–0.69]

0.35 [0.16–0.74]

Native

 No

30 (4.5)

10 (15.2)

Ref.

Ref.

 Yes

635 (95.5)

56 (84.8)

3.78 [1.76–8.13]

4.49 [1.46–13.76]

C3. I know for each medicine that I usehowto use it

Adequate n (%)

613 (100)

Inadequate n (%)

118 (100)

OR_crude

[95%CI]*

OR_Adjusted

[95%CI*]

POM use

 No

307 (50.1)

86 (72.9)

Ref.

Ref.

 Yes

306 (49.9)

32 (27.1)

2.68 [1.73–4.14]

3.22 [2.01–5.16]

Self-reported medication knowledge at admission (A3. I know for each medicine that I use how to use it)

 Inadequate (negative or neutral answer)

17 (2.8)

24 (20.3)

Ref.

Ref.

 Adequate (positive answer)

596 (97.2)

94 (79.7)

8.95 [4.63–17.29]

7.31 [3.46–15.45]

Gender^#

 Male

350 (57.1)

59 (50.0)

Ref.

Ref.

 Female

255 (41.6)

58 (49.2)

0.74 [0.50–1.10]

0.57 [0.36–0.90]

Help with medication management at home^{^}

 No

435 (71.0)

75 (63.6)

Ref.

Ref.

 Yes

73 (11.9)

37 (31.4

0.34 [0.21–0.54]

0.36 [0.21–0.59]

Native

 No

33 (5.4)

7 (5.9)

Ref.

Ref.

 Yes

580 (94.6)

111 (94.1)

1.11 [0.48–2.57]

0.43 [0.14–1.31]