Table 3 Regression models for the association between RA and sleep.

From: Associations of rheumatoid arthritis and rheumatoid factor with mental health, sleep and cognition characteristics in the UK Biobank

 

Unadjusted model

Fully adjusted model c

β/OR

95% CI

P value

β/OR

95% CI

P value

Sleep durationb

0.01 (0.009)

− 0.02 to 0.007

0.2

− 0.01 (0.009)

− 0.03 to 0.001

0.06

Nap during the daya

1.21

1.17 to 1.26

 < 0.001

1.10

1.06 to 1.14

 < 0.001

Getting up in the morninga

0.61

0.59 to 0.63

 < 0.001

0.61

0.58 to 0.64

 < 0.001

Insomniaa

1.48

1.41 to 1.56

 < 0.001

1.28

1.22 to 1.35

 < 0.001

  1. aLogistic regression with OR.
  2. bLinear regression with standardized betas and SE.
  3. cAdjusted for the covariates of age, sex, ethnicity (White British vs Other), deprivation index, smoking status, BMI, alcohol intake and cardiometabolic diseases.
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