Table 1

Baseline characteristics of ACONF study population, n=7184*

CharacteristicAll n=7184Male n=3430Female n=3754
Total%Total%Total%
Total7184100
Gender
  Male343047.7
  Female375452.3
Mean age in May 200148.2SD 1.548.3SD: 1.548.2SD 1.5
Multimorbidity
  Absent679694.6326795.2352994.0
  Present3885.41634.82256.0
Social class of the father at birth of the participant
  I/II (Professional/Managerial)78911.038811.340110.7
  III (Skilled non-manual)86912.141512.145412.1
  III (Skilled manual)315443.9148243.2167244.5
  IV (Partly skilled)97613.648214.149413.2
  V (Unskilled)104814.650314.754514.5
  Unemployed/unknown/disabled/dead3484.81604.71885.0
Cognition score age 7 (quintiles)
  50–95126917.763318.563616.9
  96–105144520.170120.474419.8
  106–112127717.862218.165517.5
  113–122145320.269520.375820.2
  123–153148020.669820.478220.8
  Missing2603.6812.41794.8
School type
  Non-elite472665.8224265.4248466.2
  Elite206728.8100629.3106128.3
  Other560.8200.6361.0
 Missing 3354.71624.71734.6
Educational attainment
 Tertiary (degree)137419.173421.464017.1
 Tertiary (non-degree)113815.862418.251413.7
 Advanced level92612.949414.443211.5
 Ordinary level197027.477522.6119531.8
 School leaving/none167623.375722.191924.5
 Missing1001.4461.3541.4
2001 adult social class
 I/II (Professional/Managerial)294441.0163147.6131335.0
 III (Skilled non-manual)175824.53239.4143538.2
 III (Skilled manual)127117.7101229.52596.9
 IV (Partly skilled)74510.42868.345912.2
 V (Unskilled)3044.2992.92055.5
 Missing1622.3792.3832.2
2001 adult body mass index categories
 Underweight (<18.5)530.7130.4401.1
 Normal (18.5–24.9)283839.5110032.1173846.3
 Overweight (25–29.9)251635.0141641.3110029.3
 Obese class 1 (30–34.9)88512.346013.442511.3
 Obese class 2 (35–39.9)2513.5822.41694.5
 Obese class 3 (40+)1051.5250.7802.1
 Missing5367.53349.72025.4
2001 adult smoking status
 Current smoker195827.393127.1102727.4
 Ex-smoker178824.993927.484922.6
 Non-smoker342047.6155245.3186849.8
 Missing180.380.2100.3
2001 adult alcohol related hangovers in past year
 At least once a week1612.21113.2501.3
 1–3 times a month76610.752415.32426.5
 Less than once a month268837.4140741.0128134.1
 Not at all in the last year312243.5123836.1188450.2
 Missing4476.21504.42977.9
  • *Figures presented are numbers and proportions unless stated otherwise.

  • ACONF, Aberdeen Children of the 1950s.