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Table 2 Cumulative incidence proportion of diabetes at 10 year follow-up by BMI category at baseline. Vӓsterbotten Intervention Programme 1990–2013

From: Impact of weight maintenance and loss on diabetes risk and burden: a population-based study in 33,184 participants

  BMI at baseline (kg/m2)
<25.0 25.0–29.9 30.0–34.9 ≥35.0
Total (n) Diabetes events (n) % Total (n) Diabetes events (n) % Total (n) Diabetes events (n) % Total (n) Diabetes events (n) %
Total 18,332 324 1.8 11,900 500 4.2 2,447 211 8.6 505 52 10.3
Sex
 Men 7,186 154 2.1 6,986 316 4.5 1,147 118 10.3 140 18 12.9
 Women 11,146 170 1.5 4,914 184 3.7 1,300 93 7.2 365 34 9.3
Age at baseline
 30 3,161 27 0.9 1,345 20 1.5 257 8 3.1 57 4 7.0
 40 8,137 93 1.1 4,700 141 3.0 972 82 8.4 214 23 10.7
 50 7,034 204 2.9 5,855 339 5.8 1,218 121 9.9 234 25 10.7
BMI at 10 year follow-up, kg/m2
 <25.0 12,665 170 1.3 976 21 2.2 23 1 4.3 2 0 0.0
 25.0–29.9 5,481 143 2.6 8,397 314 3.7 317 12 3.8 17 1 5.9
 30.0–34.9 173 9 5.2 2,385 144 6.0 1,502 118 7.9 65 4 6.2
 ≥35.0 13 2 15.4 142 21 14.8 605 80 13.2 421 47 11.2
Weight change between baseline and 10 year follow-up, relative to baseline weight
 Large gain (> +7.0%) 6,745 157 2.3 3,559 199 5.6 772 91 11.8 165 21 12.7
 Moderate gain (+3.0 to +7.0%) 4,346 72 1.7 2,632 112 4.3 494 43 8.7 84 10 11.9
 Maintenance (±3.0%) 5,111 65 1.3 3,755 139 3.7 679 59 8.7 118 14 11.9
 Moderate loss (−3.0 to −7.0%) 1,423 22 1.5 1,135 32 2.8 242 9 3.7 45 5 11.1
 Large loss (> −7.0%) 707 8 1.1 819 18 2.2 260 9 3.5 93 2 2.2
  1. BMI Body mass index