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Table 2 Baseline characteristics of the study participants (PWSDs)

From: Non-pharmacological, psychosocial MAKS-s intervention for people with severe dementia in nursing homes: results of a cluster-randomised trial

Variable

Intervention group

(n = 60)

Control group

(n = 61)

Total

(n = 121)

Test of group differences

χ2a

t/Ub

p

Age, M (SD)

85.00

(8.21)

84.25

(5.12)

84.62

(6.81)

 

0.57

.57

Sex

      

0.03

 

> .99

female, n (%)

46

(76.6)

46

(75.4)

92

(76.0)

   

male, n (%)

14

(23.3)

15

(24.6)

29

(24.0)

   

Care level, Mdn (IQR)

4.00

(1.00)

4.00

(1.00)

4.00

(1.00)

 

1617.50

.22

Antidementia drugs: yes, n (%)

14

(23.3)

21

(34.4)

35

(28.9)

1.81

 

.17

Antipsychotics: yes, n (%)

30

(50.0)

34

(55.7)

64

(52.9)

0.40

 

.53

MMSE sum score, M (SD)

5.12

(3.30)

4.34

(3.33)

4.73

(3.33)

 

1.28

.20

Charlson Index M (SD)

3.02

(1.38)

3.59

(2.03)

3.31

(1.76)

 

−1.81

.07

  1. Note. Mdn Median, Care level higher scores indicate a higher need for care, range: 0–5; MMSE Mini-Mental State Examination, lower scores indicate more severe cognitive impairment, and a score between 0 and 9 indicates severe dementia, range: 0–30, Charlson-Index Updated and validated Charlson Comorbidity Index by Quan et al., higher scores indicate a higher 1-year comorbidity-related mortality rate, range: 0–24, whereby a score of 5 is associated with an 85% 1-year mortality risk
  2. aChi-square (χ2) value from a chi-square test
  3. bt-test (t) for interval-scaled variables, Mann-Whitney U test (U) for ordinal-scaled variables