Table 3

Prevalence of mental ill-health symptoms

PrevalenceCut-off points
Emotional exhaustion
 High36.1% (147)The lower, middle and higher tertiles represent ‘low’, ‘moderate’ or ‘high’ emotional exhaustion
 Moderate34.6% (141)
 Low29.2% (119)
 Missing0
Anxiety/depression symptoms
 Severe12.8% (52)Severe symptoms: 9–12
Moderate symptoms: 6–8
Mild symptoms: 3–5
No symptoms: 0–2
 Moderate25.1% (102)
 Mild31.2% (127)
 No symptoms30.7% (125)
 Missing0.3% (1)
Insomnia symptoms
 Clinical insomnia (severe insomnia)1.5% (6)Clinical insomnia (severe insomnia): ≥22
Clinical insomnia (moderate severity): 15–21
Subthreshold insomnia: 8–14
No signs of insomnia: 0–7
 Clinical insomnia (moderate severity)17% (69)
 Subthreshold insomnia35.6% (145)
 No signs of insomnia44% (179)
 Missing2% (8)
Somatisation symptoms
 Very high14.7% (60)Very high: 16–32
High: 12–15
Medium: 8–11
Low: 4–7
No to minimal symptoms: 0–3
 High13.8% (56)
 Medium23.8% (97)
 Low30.2% (123)
 No to minimal symptoms16.5% (67)
 Missing1% (4)
Hazardous drinking
 Yes60.2% (245)‘Yes’ was coded if 3–4 or more drinks are consumed containing alcohol on a typical day of drinking or consumption of 6 or more drinks on one occasion
 No39.6% (161)
 Missing0.3% (1)
Anorexic tendencies
 Yes44.7% (182)‘Yes’ was coded if scoring 4 or more on expressing a definite fear of gaining weight or becoming fat and 4 or more aspects around weight/body shape influencing self-evaluation
 No55% (224)
 Missing0.3% (1)
OCD symptoms
 Yes51.8% (211)Yes: ≥4
 No47.9% (195)
 Missing0.3% (1)
Paranoia symptoms
 Yes19.4% (79)Yes: >mean+1 SD
No: <mean+1 SD
 No80.6% (328)
 Missing0
Bipolar symptoms
 Yes2.9% (12)Yes: >6
No: <6
 No96.8% (394)
 Missing0.3% (1)

  • OCD, obsessive-compulsive disorder.