From: Cardiovascular disease lifestyle risk factors in people with psychosis: a cross-sectional study
Variables used for Cluster Formation |  | Cluster 1 n = 401 (22% of SHIP cohort) (N %) (poorest lifestyle behaviours)* | Cluster 2 n = 771 (42% of SHIP cohort) (N %) (mixture of poor and healthy lifestyle behaviours)* | Cluster 3 n = 653 (36% of SHIP cohort) (N %) (healthiest lifestyle behaviours)* | Statistical Test |
---|---|---|---|---|---|
Fruit consumed (no of serves per day in the last 4 weeks) | Met recommendations (≥2–3 serves/ day) | – | 2.2 | 78.3 | x2 (4) = 1288.69, p < 0.001**** |
Did not meet recommendations (≤1 serve/ day) | 100 | 97.8 | 21.7 | ||
Vegetables consumed (no of serves per day in the last 4 weeks) | Met recommendations (≥4–5 serves/day) | – | 2.2 | 31.5 | x2 (4) = 436.39, p < 0.001**** |
Did not meet recommendations (≤0–3 serves/day) | 100 | 97.8 | 68.5 | ||
Smoking- Fagerstrom test for nicotine dependence | Does not smoke | – | 46.8 | 45.9 | x2 (8) = 1257.55, p < 0.001**** |
Low dependence | – | 6.4 | 3.8 | ||
Low to moderate dependence | – | 16.1 | 9.6 | ||
Moderate dependence | 100 | 0.5 | 26.2 | ||
High dependence | – | 30.2 | 14.4 | ||
Time in min spent engaging in vigorous physical activity/ week |  | 22.5 (80.2)a | 29.0 (85.2)b | 107.3 (297.3)c | (F (2, 994.5) = 23.4, p < 0.001****) GH a vs bp = 0.355 b vs c p < 0.001**** a vs c p < 0.001**** |
Time in min spent engaging in moderate physical activity/ week |  | 52 (135.2)a | 37.1 (91.4)b | 136.6 (368.3)c | (F (2, 833.3) = 24.1, p < 0.001****) GH a vs bp = 0.088 b vs c p < 0.001**** a vs c p < 0.001**** |
Demographics Characteristics of Clusters | |||||
Sex | Males | 66.1 | 60.3 | 54.7 | x2 (2) =13.75, p = 0.001*** |
Females | 33.9 | Â | 45.3 | ||
Age |  | 36.77 (10.5)a | 38.46 (11.5)b | 39.23 (11.1)c | (F (2, 1798) = 5.9, p = 0.003***) T-HSD a vs b p = 0.019** b vs cp = 0.160 a vs c p = 0.001*** |
Marital status | Single/ Never Married | 66.3 | 59.7 | 59.9 | x2 (6) = 7.35, p = 0.289 |
Married/ De facto | 15.2 | 18.0 | 17.2 | ||
Separated/ Divorced | 17.7 | 21.4 | 21.4 | ||
Widowed | 0.7 | 0.9 | 1.5 | ||
Highest qualification obtained | Left school no qualifications | 37.7 | 34.0 | 30.9 | x2 (12) = 27.02, p = 0.008*** |
Secondary school qualification/leaving certificate | 17.7 | 15.2 | 17.8 | ||
Tertiary Certificate | 39.2 | 39.6 | 42.4 | ||
Bachelor’s Degree | 3.0 | 6.7 | 4.3 | ||
Postgraduate Qualifications | 0.5 | 1.3 | 2.5 | ||
Other | 1.5 | 2.3 | 1.2 | ||
Diagnosis | Schizophrenia | 48.9 | 47.9 | 44.7 | x2 (30) = 30.66, p = 0.432 |
Schizoaffective | 17.2 | 14.6 | 17.1 | ||
Bipolar, mania | 15.7 | 15.7 | 19.8 | ||
Depressive psychosis | 3.5 | 5.4 | 3.8 | ||
Delusional disorders and other non-organic psychosis | 1.2 | 5.1 | 4.5 | ||
Severe depression disorder | 5.9 | 1.4 | 1.8 | ||
Screen-positive for psychosis but did not meet full criteria for ICD-10 psychosis | 1.5 | 1.3 | 1.4 | ||
Government pension, allowance or benefit as the main source of income | No | 9.7 | 12.7 | 17.9 | x2 (2) = 15.953, p < 0.001**** |
Yes | 89.8 | 86.1 | 80.7 |