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Table 1 Descriptive statistics for health (risk) and mental health variables (N = 40,986)

From: A latent class analysis of health risk behaviours in the UK Police Service and their associations with mental health and job strain

Variable Complete N / % Missing N % 95% CI
Alcohol
Past weekly consumption 40,986 (0.00)    
 Non-drinkers   3,764 9.18 8.91 to 9.47
 Low risk (0–14 units)   22,612 55.17 54.69 to 55.65
 Hazardous drinkers (> 14–35/50 units)   13,365 32.61 32.16 to 33.06
 Harmful drinkers (> 35/50 units)   1,245 3.04 2.88 to 3.21
6 or more drinks on one occasion 40,986 (0.00)    
 Never   11,187 27.29 26.87 to 27.73
 Monthly or less   17,390 42.43 41.95 to 42.91
 Two to four times a month   8,469 20.66 20.27 to 21.06
 Two to three times a week   3,278 8.00 7.74 to 8.26
 Daily/almost daily   662 1.62 1.50 to 1.74
Diet
Fruit & vegetable intake 40,876 (0.27)    
 5 or more servings per day   5,664 13.86 13.52 to 14.19
 3 to 4 servings per day   11,710 28.65 28.21 to 29.09
 2 or less servings per day   23,502 57.50 57.02 to 57.97
Red meat consumption 40,876 (0.27)    
 Never   2,184 5.34 5.13 to 5.57
 Less than once a week   10,018 24.51 24.09 to 24.93
 Once a week   14,100 34.49 34.03 to 34.96
 Two or more times a week   14,574 35.65 35.19 to 36.12
Smoking status 40,942 (0.11)    
 Non-smoker   37,338 91.20 90.92 to 91.47
 0 to 10 cigarettes a day   2,403 5.87 5.65 to 6.10
 More than 10 cigarettes a day   1,201 2.93 2.77 to 3.10
Physical activity 40,978 (0.02)    
 High physical activity   20,731 50.59 50.11 to 51.07
 Moderate physical activity   14,040 34.26 33.80 to 34.72
 Low physical activity   6,207 15.15 14.80 to 15.49
Body mass index (BMI) 40,922 (0.16)    
 Underweight > 18.5 kg/m2   138 0.34 0.29 to 0.40
 Normal weight 18.5 to 25 kg/m2   12,719 31.08 30.63 to 31.53
 Overweight 25 to 30 kg/m2   19,042 46.53 46.05 to 47.02
 Obese < 30 kg/m2   9,023 22.05 21.65 to 22.45
Mental health
Depression 40,372 (1.50)    
 Probable case   3,958 9.80 9.52 to 10.10
 Non-case   36,414 90.20 89.90 to 90.48
Anxiety 40,372 (1.50)    
 Probable case   3,407 8.44 8.17 to 8.71
 Non-case   36,965 91.56 91.29 to 91.83
PTSD 38,517 (6.02)    
 Probable case   1,520 3.95 3.76 to 4.15
 Non-case   36,997 96.05 95.85 to 96.24
Job straina 40,372 (1.50)    
 Low   9,722 24.08 23.67 to 24.50
 High   11,015 27.28 26.85 to 27.72
 Active   11,246 27.86 27.42 to 28.30
 Passive   8,389 20.78 20.39 to 21.18
  1. aQuadrant approach used to create categories of job strain based on sample medians for demand and control: low (low demands, high control), high (high demands, low control), active (high demands, high control), passive (low demands, low control)