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Table 2 Hazard Ratios and confidence intervals for onset of long-term sickness absence during 12-months of follow-up

From: Influence of lifestyle factors on long-term sickness absence among female healthcare workers: a prospective cohort study

  N Model 1 Model 2 Model 3 Model 4
Variable   HR (95% CI) P-value* HR (95% CI) P-value* HR (95% CI) P-value* HR (95% CI) P-value*
Leisure-time physical activity    0.0086   0.0844   0.0420   0.0602
 Sedentary 305 1.34 (1.02-1.75)   1.28 (0.97-1.68)   1.34 (1.02-1.77)   1.35 (1.02-1.78)  
 Light 3028 1.13 (1.00-1.28)   1.09 (0.96-1.23)   1.09 (0.96-1.24)   1.08 (0.95-1.22)  
 Moderate 3604 1.00 -   1.00 -   1.00 -   1.00 -  
 Vigorous 341 0.77 (0.56-1.06)   0.81 (0.58-1.12)   0.79 (0.56-1.10)   0.80 (0.57-1.13)  
Missings 123         
Smoking    <.0001   <.0001   0.0045   0.0066
 Never smoker 2817 1.00 -   1.00 -   1.00 -   1.00 -  
 Former smoker 1778 1.09 (0.93-1.27)   1.05 (0.89-1.23)   1.01 (0.86-1.19)   1.00 (0.84-1.18)  
 Current smoker 2724 1.33 (1.17-1.52)   1.35 (1.17-1.54)   1.24 (1.08-1.44)   1.23 (1.06-1.42)  
Missings 82         
BMI    <.0001   <.0001   <.0001   <.0001
 1 point lower BMI below 18.5 140 1.35 (1.08-1.69)   1.32 (1.06-1.66)   1.31 (1.04-1.66)   1.33 (1.05-1.69)  
 1 point higher BMI above 18.5 6926 1.04 (1.03-1.05)   1.04 (1.03-1.06)   1.04 (1.02-1.05)   1.03 (1.02-1.05)  
Missings 335         
LTSA          <.0001
 PreviousLTSA 7401 . . . . . . 2.02 (1.75-2.33)  
  1. Model 1: separate analyses, adjusted for age.
  2. Model 2: combined lifestyle factors, adjusted for age.
  3. Model 3: combined lifestyle factors, adjusted for age, tenure, physical and psychosocial work factors, occupational type.
  4. Model 4: combined lifestyle factors, adjusted for age, tenure, physical and psychosocial work factors, occupational type and previous long-term sickness absence.
  5. *P-values concern an overall test for the variable in question.
  6. Significant results are presented in boldface.