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Table 1 Study participant characteristics

From: Changes over 15 years in the contribution of adiposity and smoking to deaths in England and Scotland

  England
n = 136,171
Scotland
n = 56,068
N (%) N (%)
Year
 2003–2007 50,194 (36.9) 8148 (14.5)
 2008–2012 45,063 (33.1) 30,149 (53.8)
 2013–2017 40,914 (30.0) 17,771 (31.7)
Sex
 Female 75,591 (55.5) 31,462 (56.1)
 Male 60,580 (44.5) 24,606 (43.9)
Age at assessment (years)
 16–44 55,749 (40.9) 20,615 (36.8)
 45–64 45,673 (33.5) 19,847 (35.4)
  ≥ 65 34,749 (25.5) 15,606 (27.8)
Age at leaving full-time education (years)
  < 16 41,818 (30.8) 18,574 (33.2)
  ≥ 16 93,918 (69.2) 37,295 (66.8)
Body mass index (kg/m2)
  < 18.5 1793 (1.5) 683 (1.5)
 18.5–< 25.0 40,741 (34.8) 14,809 (31.6)
 25.0–< 27.5 24,461 (20.9) 9626 (20.5)
 27.5–< 30.0 19,631 (16.8) 8144 (17.4)
 30.0–< 35.0 20,603 (17.6) 9208 (19.6)
 35.0–< 40.0 6913 (5.9) 3193 (6.8)
  ≥ 40.0 2791 (2.4) 1232 (2.6)
Smoking
 Current 28,722 (21.1) 13,375 (23.9)
 Former 35,928 (26.4) 14,094 (25.1)
 Never 71,521 (52.5) 28,599 (51.0)