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Table 7 Logistic regressions analysis for identifying predictors of PIMU based on STOPP criteria

From: Potentially inappropriate medication use among older adult patients on follow-up at the chronic care clinic of a specialized teaching hospital in Ethiopia. A cross-sectional study

Variables

PIM users

PIM non-users

COR [95%CI]

p-value

AOR [95%CI]

p-value

Age, years

70 (IQ = 9)

70 (IQ = 10)

1.01 [0.97, 1.06]

0.64

–

 

Sex

Male

64 (64.6%)

79 (65.8%)

0.95 [0.54, 1.66]

0.85

–

 
 

Female

35 (35.4%)

41 (34.2%)

1

   

Residence

Urban

49 (49.5%)

57 (47.5%)

1.08 [0.64, 1.85]

0.77

–

 
 

Rural

50 (50.5%)

63 (52.5%)

1

   

Outpatient visits in the last 06 months

       

1–2 times

9 (9.1%)

25 (20.8%)

1

 

1

 

3 times

39 (39.4%)

60 (50.0%)

1.81 [0.76, 4.28]

0.18

0.77 [0.27, 2.15]

0.61

4 times

24 (24.2%)

13 (10.8%)

5.13[0.76, 14.19]

<  0.00

1.63 [0.48, 5.57]

0.44

5 times

11 (11.1%)

7 (5.8%)

4.37 [1.85, 14.73]

0.02

2.62 [0.64, 10.73]

0.18

6 times

16 (16.2%)

15 (12.5%)

2.96 [1.29, 8.36]

0.04

0.85 [0.24,3.00]

0.79

Number of Chronic diseases

       

One

23 (23.2%)

58 (48.3%)

1

 

1

 

Two

52 (52.5%)

45 (37.5%)

2.91 [1.56, 5.45]

<  0.00

0.79 [0.34, 1.80]

0.57

≥ Three

24 (24.2%)

17 (14.2%)

3.56 [1.62, 7.82]

<  0.00

0.48 [0.16, 1.48]

0.20

Hypertension

Yes

68 (68.7%)

59 (49.2%

2.27 [1.30, 3.95]

<  0.00

2.10 [1.04, 4.29]

0.04

 

No

31 (31.3%)

61 (50.8%)

1

 

1

 

Diabetes mellitus

Yes

47(47.5%)

22 (18.3%

4.03 [2.19, 7.39]

<  0.00

2.26 [1.037, 4.91]

0.04

 

No

52 (52.5%)

98 (81.7%)

1

 

1

 

Ischemic heart disease

Yes

18 (18.2%)

12 (10.0%)

2.0 [0.91, 4.39]

0.08

2.84 [1.05, 7.67]

0.04

No

81 (81.8%)

108 (90.0%)

1

 

1

 

Ischemic stroke

Yes

7 (7.1%)

14 (11.7%)

0.57 [0.22, 1.49]

0.25

  
 

No

92 (92.9%)

106 (88.3%)

1

   

Heart failure

Yes

6 (6.1%)

10 (8.3%)

0.71 [0.25, 2.03]

0.52

  
 

No

93 (93.9%)

110 (91.7%)

1

   

Hypertensive heart disease

Yes

7 (7.1%)

8 (6.7%)

1.07 [0.37, 3.05]

0.91

  

No

92 (92.9%)

112 (93.3%)

1

   

Peripheral neuropathy

Yes

20 (20.2%)

5 (4.2%)

5.82 [2.09, 16.16]

<  0.00

10.61 [3.08, 36.54]

<  0.001

No

79 (79.8%)

115 (95.8%)

1

   

Epilepsy

Yes

0

13 (10.8%)

0.0

0.99

  
 

No

99(100.0%)

107 (89.2%)

1

   

Ischemic dilated cardiomyopathy

Yes

8 (8.1%)

7 (5.8%)

1.42 [0.49, 4.06]

0.51

  

No

91 (91.9%)

113 (94.2%)

1

   

Polypharmacy

<  5 drugs

67 (67.7%)

26 (21.7%)

1

 

1

 
 

≥ 5 drugs

32 (32.3%)

94 (78.3%)

7.57 [4.13, 13.86]

<  0.00

6.10 [3.08, 14.59]

<  0.001

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