Table 1

Demographics and clinical characteristics of the sample and between-groups comparisons

All patients N=426Cases N=71 (16.7)Controls N=355 (83.3)p Value
Mean±SDMean±SDMean±SD
Age at first referral (years)33.9±21.230.3±21.134.6±21.20.12
Age at first contact (years)38.4±14.934.5±12.639.2±15.20.01
Age at death (years)44.9±18.038.5±13.263.2±17.6*<0.001
Social deprivation31.9±11.330.2±12.232.3±11.10.18
n (%)n (%)n (%)OR (95% CI)
Gender (males)254 (59.6)52 (73.2)202 (56.9)2.07 (1.18 to 3.65)0.01
Marital status (unmarried)387 (90.8)66 (92.9)321 (90.4)1.36 (0.51 to 3.60)0.65
Unemployed182 (87.1)28 (82.3)154 (88.0)0.64 (0.24 to 1.72)0.40
Ethnicity
 White189 (44.4)33 (46.5)156 (43.9)1.17 (0.66 to 1.85)0.70
 Black165 (38.7)25 (35.2)140 (39.4)0.83 (0.49 to 1.42)0.59
 South-Asian24 (5.6)5 (7.0)19 (5.3)1.34 (0.48 to 3.71)0.57
 Others27 (6.3)4 (5.6)23 (6.4)0.86 (0.29 to 2.57)0.79
 First language English251 (58.9)40 (56.3)211 (59.4)0.88 (0.53 to 1.47)0.69
  • *Cases compared with those controls who died from natural causes (n=25).