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Table 4 Odds ratio (OR) with 95% confidence interval (CI) for participants (MRI-p), non-participants (MRI-np) and non-invited (MRI-ni) related to various health-related variables and adjusted for age and education

From: Does health differ between participants and non-participants in the MRI-HUNT study, a population based neuroimaging study? The Nord-Trøndelag health studies 1984–2009

VARIABLES

WOMEN

MEN

 

MRI-p

MRI-np

MRI-ni

MRI-p

MRI-np

MRI-ni

HUNT 1

OR

OR (95% CI)

OR (95% CI)

OR

OR (95% CI)

OR (95% CI)

BMI (≥30 kg/m2 vs. <30 kg/m2)

1.00

3.38 (1.39-8.21)**

2.53 (1.24-5.16)*

1.00

4.97 (1.89-13.07)**

2.86 (1.26-6.50)*

SBP (≥140 mmHg vs. <140 mmHg)

1.00

1.48 (0.82-2.70)

1.25 (0.84-1.86)

1.00

0.87 (0.57-1.35)

1.15 (0.89-1.49)

Non-employed (yes vs. no)

1.00

1.05 (0.41-2.71)

1.59 (0.88-2.87)

1.00

0.48 (0.13-1.73)

1.06 (0.57-1.98)

HUNT 2

      

BMI (≥30 kg/m2 vs. <30 kg/m2)

1.00

2.07 (1.34-3.21)**

1.63 (1.19-2.23)**

1.00

1.78 (1.12-2.82)*

1.54 (1.11-2.13)**

SBP (≥140 vs. <140 mmHg)

1.00

1.82 (1.26-2.62)**

1.52 (1.19-1.95)**

1.00

1.27 (0.91-1.76)

1.30 (1.06-1.61)*

Total Cholesterol (≥6.6 vs. <6.6)

1.00

0.98 (0.67-1.43)

1.05 (0.83-1.32)

1.00

0.82 (0.57-1.17)

1.12 (0.90-1.39)

HADS D score (≥5.0 vs. <5.0)

1.00

0.98 (0.69-1.39)

1.21 (0.98-1.50)

1.00

0.83 (0.59-1.17)

1.02 (0.83-1.26)

Non-employed (yes vs. missing)

1.00

1.05 (0.43-2.55)

1.11 (0.64-1.93)

1.00

1.76 (0.61-5.10)

1.38 (0.64-2.99)

HDL-Cholesterol (≥1.6 vs. <1.6)

1.00

0.76 (0.56-1.02)

0.99 (0.82-1.18)

1.00

1.19 (0.76-1.88)

1.51 (1.13-2.03)**

HUNT 3

      

BMI (≥30 kg/m2 vs. <30 kg/m2)

1.00

1.45 (1.04-2.04)*

1.21 (0.97-1.51)

1.00

1.37 (0.96-1.96)

1.30 (1.03-1.65) *

SBP (≥140 vs. <140 mmHg)

1.00

1.64 (1.19-2.26)**

1.25 (1.02-1.54)*

1.00

1.08 (0.79-1.49)

1.05 (0.86-1.29)

Total Cholesterol (≥6.5 vs. <6.5)

1.00

1.02 (0.73-1.41)

1.07 (0.88-1.31)

1.00

0.79 (0.51-1.23)

1.32 (1.02-1.71)*

HADS D score (≥5.0 vs. <5.0)

1.00

1.12 (0.77-1.63)

1.30 (1.04-1.63)*

1.00

1.28 (0.90-1.83)

1.14 (0.92-1.42)

Non-employed (yes vs. no)

1.00

1.73 (1.19-2.51)**

1.27 (0.99-1.62)

1.00

0.90 (0.57-1.42)

1.16 (0.88-1.54)

HDL-Cholesterol (≥1.7 vs. <1.7)

1.00

0.87 (0.63-1.20)

0.93 (0.77-1.14)

1.00

1.20 (0.63-2.29)

1.69 (1.12-2.56)*

  1. *p <0.05 ** P <0.01.
  2. BMI: Body mass index; SBP: Systolic blood pressure.