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Table 1 Characteristics of patients in the study group (6 and 12 months), in the nonresponders/withdrawals at 12 months group, and in the reference group

From: Prevalence of sleep disturbances and long-term reduced health-related quality of life after critical care: a prospective multicenter cohort study

 

Study group (n = 497)

Nonresponders/withdrawals group (n = 226)

P valuea

Reference group (n = 6093)

P valueb

Sex (male/female)

274/223

136/90

0.23

2822/3271

<0.0001

Age (years)

52.4 (15.7)

52.5 (16.1)

0.97

46.4 (15.1)

<0.0001

Marital status

  

0.09

 

0.006

   Married

327 (67)

130 (59)

 

4484 (74)

 

   Single

135 (28)

79 (35)

 

1334 (22)

 

   Widow/widower

27 (15)

13 (6)

 

274 (4)c

 

Children at home < 19 years

116 (24)

40 (18)

0.08

  

Born in Sweden

454 (92)

201 (89)

0.26

5569 (91)

0.74

Education

    

<0.0001

   Compulsory school

166 (34)

84 (38)

0.35

1785 (29)

 

   High school/university

121 (25)

52 (23)

0.78

1371 (22)

 

Employment before ICU stay

  

0.04

 

<0.0001

   Employed

237 (50)

103 (48)

 

3589 (59)

 

   Retired

192 (41)

83 (39)

 

1145 (19)

 

   Student

20 (4)

6 (3)

 

402 (7)

 

   Other

21 (5)

23 (10)

 

957 (16)d

 

6 months after ICU stay

  

0.31

  

   Employed

201 (44)

70 (35)

   

   Retired

206 (45)

101 (51)

   

   Student

15 (3)

9 (4)

   

   Other

36 (8)

20 (10)

   

Sick leave before ICU stay

70 (14)

29 (13)

0.46

  

   Reported sick <100%

13 (3)

8 (3)

   

   Reported sick 100%

50 (10)

18 (3)

   

6 months after ICU

121 (24)

59 (26)

0.70

  

   Reported sick <100%

20 (4)

8 (3)

   

   Reported sick 100%

94 (19)

48 (21)

   

Concurrent diseasee

342 (69)

179 (79)

0.005

3095 (51)

<0.0001

   Cancer

48 (10)

32 (18)

   

   Diabetes

57 (11)

29 (16)

   

   Cardiovascular

83 (17)

36 (20)

   

   Gastrointestinal

50 (10)

25 (14)

   

   Miscellaneous

322 (65)

168 (74)

   
  1. Not all patients answered all questions. Data presented as n (%) of totals, except age as mean (standard deviation). Bold data is on significant level. aStudy group compared with nonresponders/withdrawals at 12 months (Fisher's exact test or Pearson chi-square test). bReference group compared with study group (Fisher's exact test or Pearson chi-square test). cIn public health survey, the category variable was other. dIncluding sick leave. ePatients can have more than one disease.