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Table 3 Correlates of intention to avoid weight gain based on stepwise logistics regression analysis (n = 979): odds ratios (OR), 95% confidence intervals (95%CI) and explained variance (Nagelkerke R2).

From: Correlates of motivation to prevent weight gain: a cross sectional survey

Step 1 (R2 = 0.113)

Step 2 (R2 = 0.455)

Step 3 (R2 = 0.494)

Predictor:

OR (95%CI)

Predictor:

OR (95%CI)

Predictor:

OR (95%CI)

BMI (20–30 kg/m2)

1.30 (1.20–1.42)

BMI

1.22 (1.11–1.35)

BMI

1.04 (0.91–1.19)

Sex (0 = man; 1 = woman)

2.34 (1.61–3.39)

Sex

1.81 (1.13–2.89)

Sex

1.00 (0.58–1.71)

Age (25–35y)

1.07 (1.01–1.13)

Age

1.09 (1.01–1.17)

Age

1.12 (1.04–1.20)

Education (1 = low; 2 = high)

1.29 (0.92–1.81)

Education

1.26 (0.89–1.78)

Education

1.19 (0.84–1.70)

Ethnicity (1 = Non Dutch origin; 2 = Dutch origin)

1.04 (0.58–1.89)

Ethnicity

1.22 (0.60–2.50)

Ethnicity

1.23 (0.58–2.59)

  

Attitude

10.10 (6.85–14.89)

Attitude

7.91 (5.33–11.74)

  

Subjective norm

1.24 (1.04–1.47)

Subjective norm

1.17 (0.97–1.40)

  

Perceived behavioural control

1.00 (0.78–1.27)

Perceived behavioural control

1.12 (0.88–1.44)

    

Descriptive norm

1.19 (0.99–1.45)

    

Social support

1.10 (0.82–1.47)

    

Risk perception

1.24 (1.11–1.38)

    

Weight perception

1.36 (0.81–2.30)