Descriptive characteristics of participants aged 16–65 in Scottish Health Survey 1995, 1998, 2003, 2010–2011
| N=27 059 Survey years | Population (%) | Mean (SD) | |||
|---|---|---|---|---|---|
| SHeS 1995 | SHeS 1998 | SHeS 2003 | SHeS (2010/2011) | p Value | |
| Men | |||||
| N | 3074 | 2935 | 2259 | 3950 | |
| *N | 2044 | 3485 | |||
| Age mean (SD) | 41.4 (12.8) | 42.4 (12.8) | 43.9 (12.8) | 44.3 (13.0) | <0.001† |
| BMI mean (SD) | 26.3 (4.1) | 26.8 (4.3) | 27.3 (4.4) | 28.0 (4.9) | <0.001† |
| ‡Overweight % | 42.6 | 44.5 | 45.3 | 42.1 | <0.001§ |
| Obese % | 17.0 | 20.0 | 23.9 | 30.2 | <0.001¶ |
| Education % | <0.001** | ||||
| Limited/standard grade | 67.5 | 63.6 | 57.0 | 51.0 | |
| Higher/advanced higher | 14.7 | 14.5 | 16.5 | 19.7 | |
| Tertiary | 17.8 | 21.9 | 26.5 | 29.3 | |
| Occupation % | <0.001** | ||||
| Semi/un-skilled | 22.2 | 22.8 | 21.2 | 22.2 | |
| Skilled manual | 36.9 | 35.8 | 31.1 | 30.6 | |
| Skilled non-manual | 10.3 | 10.6 | 10.8 | 11.3 | |
| Professional/manager | 30.6 | 30.8 | 36.9 | 35.9 | |
| Household income % | <0.001** | ||||
| Quartile 1 | − | − | 20.2 | 25.1 | |
| Quartile 2 | − | − | 19.0 | 22.7 | |
| Quartile 3 | − | − | 28.5 | 26.2 | |
| Quartile 4 | − | − | 32.3 | 26.0 | |
| Women | |||||
| N (1995–2011) | 3634 | 3562 | 2760 | 4885 | |
| *N | 2467 | 4251 | |||
| Age mean (SD) | 41.4 (12.7) | 42.2 (12.8) | 44.0 (12.6) | 44.3 (12.8) | <0.001† |
| BMI mean (SD) | 25.9 (5.0) | 26.6 (5.3) | 27.3 (5.7) | 27.9 (6.1) | <0.001† |
| ‡Overweight % | 30.8 | 31.7 | 35.3 | 33.0 | <0.001§ |
| Obese % | 18.4 | 22.7 | 25.6 | 30.2 | <0.001¶ |
| Education % | <0.001** | ||||
| Limited/standard grade | 65.2 | 61.1 | 54.6 | 46.9 | |
| Higher/advanced higher | 17.8 | 18.6 | 20.7 | 23.8 | |
| Tertiary | 17.0 | 20.3 | 24.7 | 29.4 | |
| Occupation % | <0.001** | ||||
| Semi/un-skilled | 29.1 | 29.4 | 26.2 | 26.8 | |
| Skilled manual | 9.6 | 9.4 | 8.2 | 7.9 | |
| Skilled non-manual | 35.4 | 32.9 | 32.3 | 29.4 | |
| Professional/manager | 25.9 | 28.3 | 33.3 | 35.9 | |
| Household income % | <0.001** | ||||
| Quartile 1 | − | − | 24.4 | 27.2 | |
| Quartile 2 | − | − | 21.4 | 24.9 | |
| Quartile 3 | − | − | 26.7 | 24.9 | |
| Quartile 4 | − | − | 27.5 | 23.0 | |
*N Population for socioeconomic position score (SEP score) analysis (SHeS 2003 and SHeS 2010–2011). Participants economically inactive are excluded from the analysis.
†Based on One-way analysis of variance.
‡Overweight: overweight excluding obesity.
§Based on χ2 test on categorical variable with 3 BMI groups.
¶Based on χ2 test for trend.
**Based on χ2 test
BMI, body mass index.