Research Article
Obesity Might Be a Predictor of Weight Reduction after Smoking Cessation
Table 2
Baseline characteristics of ex-smokers at five year follow-up with a weight reduction of minimum 1 kg (
).
| Baseline variables | N | Weight loss (%) | Weight reduction (kg) | -value | Median (upper-lower quartile) | Mean | Median (upper-lower quartile) | Mean |
| Body Mass Index kg/m2 | | | | | | 0.06 | Obese BMI ≥ 30 | 12 | 4.98 (2.8–10.9) | 8.04 | 4.45 (2.6–10.9) | 7.37 | | Overweight BMI 25–29.9 | 20 | 5.37 (2.7–6.9) | 6.08 | 4.15 (2.1–5.7) | 4.93 | | Normal weight BMI 18,5–24.9 | 9 | 3.25 (2.4–4.9) | 3.61 | 2.30 (1.6–2.9) | 2.37 | | Tobacco consumption | | | | | | <0.01 | Light ≤ 15 g tobacco/day | 29 | 3.25 (2.6–5.9) | 4.59 | 2.50 (1.9–4.4) | 3.50 | | Heavy > 15 g tobacco/day | 12 | 6.18 (4.8–14.6) | 9.79 | 5.10 (3.7–15.4) | 8.92 | | Cohort | | | | | | 0.04 | Inter99 | 34 | 4.96 (2.8–7.2) | 6.69 | 3.65 (2.2–5.9) | 5.61 | | Health2006 | 7 | 2.92 (1.4–5.7) | 3.29 | 1.90 (1.2–4.3) | 2.53 | | Socioeconomic Status (length of education) | | | | | | 0.24 | High (>4 years) | 7 | 7.16 (2.7–13.7) | 7.49 | 4.70 (2.1–13.8) | 7.16 | | Middle (2–4 years) | 25 | 3.59 (2.6–5.7) | 5.21 | 3.00 (1.9–4.4) | 3.99 | | Low (<2 years) | 7 | 5.73 (4.0–7.8) | 7.73 | 4.20 (3.6–6.1) | 6.69 | | | Missing = 2 | | | | | | Sex | | | | | | 0.28 | Male | 21 | 4.55 (2.8–7.8) | 6.44 | 3.70 (2.2–6.1) | 5.92 | | Female | 20 | 4.76 (2.6–6.4) | 5.76 | 2.95 (1.9–4.6) | 4.21 | | Age groups | | | | | | 0.54 | 18–39 years | 5 | 4.91 (2.0–6.6) | 4.72 | 2.50 (1.6–5.5) | 3.80 | | 40–49 years | 17 | 4.61 (3.5–6.6) | 6.40 | 3.60 (3.0–5.9) | 5.49 | | 50–69 years | 19 | 3.25 (2.6–6.2) | 6.22 | 2.30 (1.9–4.7) | 5.06 | | Diet score | | | | | | 0.30 | Healthy (7–9) | 6 | 3.61 (2.0–5.7) | 3.73 | 2.40 (1.4–4.2) | 2.67 | | Average (4–6) | 30 | 4.25 (2.8–6.6) | 6.24 | 3.55 (2.1–5.8) | 5.33 | | Unhealthy (1–3) | 5 | 5.00 (4.9–8.1) | 8.18 | 4.10 (2.5–8.1) | 6.54 | | Physical activity (leisure time) | | | | | | 0.72 | Active | 31 | 3.95 (2.6–6.6) | 5.85 | 5.20 (1.9–5.5) | 4.89 | | Insufficiently active | 10 | 4.96 (3.1–8.1) | 6.92 | 3.40 (2.3–8.1) | 5.69 | | Alcohol units per week | | | | | | 0.29 | >14 | 10 | 2.90 (2.0–5.7) | 4.77 | 2.15 (1.6–4.3) | 3.65 | | 8–14 | 7 | 7.16 (2.7–13.7) | 7.53 | 4.70 (2.1–13.8) | 7.17 | | ≤7 | 21 | 4.76 (2.8–6.0) | 6.38 | 3.50 (2.2–4.4) | 5.12 | | | Missing = 3 | | | | | | Ex-smokers with weight reduction | 41 | 4.61 (2.6–6.6) | 6.11 | 3.50 (2.1–5.5) | 5.09 | |
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