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Table 5 Symptom domain causing patients most distress: matching status and regression analysis for patient–physician discordance

From: Treatment needs of dementia with Lewy bodies according to patients, caregivers, and physicians: a cross-sectional, observational, questionnaire-based study in Japan

Between patient and physician

Symptom domain that causes the patient most distress

Univariate LR analysis

Multivariate LR: input significant variables with variable increasing method (likelihood ratio)

Concordance (n = 75)

Discordance (n = 85)

OR

95% CI

p value

OR

95% CI

p value

Patient-side factors

 Patient’s age (y)

n.e.

  

  <80.0

43 (57.3)

35 (41.2)

1.000

ref

    

  ≥80.0

32 (42.7)

50 (58.8)

1.920

1.023–3.602

0.042

   

 Number of persons living with the patient

  Alone

4 (5.3)

14 (16.5)

1.000

ref

 

n.e.

  

  Two

35 (46.7)

36 (42.4)

0.294

0.088–0.980

0.046

   

  Three or more

36 (48.0)

35 (41.2)

0.278

0.083–0.927

0.037

   

 Patient’s initial symptom domain

n.e.

  

  Cognitive impairment

19 (25.7)

35 (41.2)

5.066

1.895–13.541

0.001

   

  Parkinsonism

22 (29.7)

8 (9.4)

1.000

ref

    

  Psychiatric symptoms

15 (20.3)

24 (28.2)

4.400

1.563–12.385

0.005

   

  Eating behavior-related problems

0 (0.0)

1 (1.2)

n.c.

     

  Sleep-related disorders

16 (21.6)

10 (11.8)

1.719

0.555–5.326

0.348

   

  Autonomic dysfunctions

2 (2.7)

3 (3.5)

4.125

0.579–29.392

0.157

   

  Sensory disorders

0 (0.0)

4 (4.7)

n.c.

     

 MDS-UPDRS Part III total score

n.e.

  

  <18.0

27 (36.0)

46 (54.8)

1.000

ref

    

  ≥18.0

48 (64.0)

38 (45.2)

0.465

0.246–0.879

0.019

   

 MDS-UPDRS Part II total score

     

n.e.

  

  <9.0

30 (40.0)

48 (57.1)

1.000

ref

    

  ≥9.0

45 (60.0)

36 (42.9)

0.500

0.266–0.941

0.032

   

 Pharmacotherapy for cognitive impairment

n.e.

  

  None

23 (30.7)

13 (15.3)

1.000

ref

    

  Yes

52 (69.3)

72 (84.7)

2.450

1.137–5.280

0.022

   

 Pharmacotherapy for parkinsonism

n.e.

  

  None

35 (46.7)

55 (64.7)

1.000

ref

    

  Yes

40 (53.3)

30 (35.3)

0.477

0.253–0.901

0.023

   

 Most inconvenient domain that patients selected

   

  Cognitive impairment

22 (29.3)

18 (21.2)

2.318

0.937–5.737

0.069

3.720

1.256–11.019

0.018

  Parkinsonism

34 (45.3)

12 (14.1)

1.000

ref

 

1.000

ref

 

  Psychiatric symptoms

9 (12.0)

10 (11.8)

3.148

1.032–9.604

0.044

5.101

1.328–19.601

0.018

  Eating behavior-related problems

0 (0.0)

5 (5.9)

n.c.

  

n.c.

  

  Sleep-related disorders

5 (6.7)

10 (11.8)

5.667

1.609–19.961

0.007

10.884

2.286–51.814

0.003

  Autonomic dysfunction

5 (6.7)

30 (35.3)

17.000

5.367–53.851

<0.001

28.533

6.419–126.830

<0.001

  Sensory disorders

0 (0.0)

0 (0.0)

-

  

-

  

 Whether the patient told their caregiver or family members about patient’s most inconvenient symptom

n.e.

  

  Yes

63 (91.3)

64 (78.0)

1.000

ref

    

  No

4 (5.8)

16 (19.5)

3.937

1.247–12.430

0.019

   

  Unknown

2 (2.9)

2 (2.4)

0.984

0.984–0.134

0.988

   

Caregiver-side factors

 Relationship with the patient from patient’s perspective

n.e.

  

  Spouse

43 (57.3)

33 (38.8)

1.000

ref

    

  Non-spouse

32 (42.7)

52 (61.2)

2.117

1.125–3.984

0.020

   

 Time spent with the patient (h/day)

   

  <16.0

27 (36.5)

49 (59.0)

2.509

1.317–4.779

0.005

3.679

1.538–8.799

0.003

  ≥16.0

47 (63.5)

34 (41.0)

1.000

ref

 

1.000

ref

 

 Patient’s most inconvenient symptom domain that the caregiver selected

n.e.

  

  Cognitive impairment

19 (31.1)

18 (24.7)

1.759

0.704–4.394

0.226

   

  Parkinsonism

26 (42.6)

14 (19.2)

1.000

ref

    

  Psychiatric symptoms

8 (13.1)

11 (15.1)

2.554

0.834–7.816

0.100

   

  Eating behavior-related problems

0 (0.0)

3 (4.1)

n.c.

     

  Sleep-related disorders

1 (1.6)

9 (12.3)

16.714

1.917–145.766

0.011

   

  Autonomic dysfunctions

7 (11.5)

18 24.7()

4.776

1.608–14.179

0.005

   

  Sensory disorders

0 (0.0)

0 (0.0)

-

     
  1. Abbreviations: CI confidence interval, LR logistic regression, MDS-UPDRS Movement Disorder Society-Unified Parkinson’s Disease Rating Scale, n.c. not calculated, n.e. not evaluable, OR odds ratio, ref reference