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Table 1 Demographic and sentence characteristics of participants recruited - significance across prisons

From: Assessing the predictability of self-harm in a high-risk adult prisoner population: a prospective cohort study

Characteristic Prison A Prison B (female) Prison C Total Significancea N
Mean Age (Years) 31.2 29.6 32.0 31.2 0.102 450
Age leaving FT education 15.3 15.5 15.3 15.3 0.896 440
% without any educational qualifications 26.7 36.8 55.3 43.8 < 0.001 447
Have Children (%) 51.4 44.3 51.1 49.4 0.447 449
Received visit in last 7 days (%) 15.2 14.8 13.6 14.3 0.858 448
% on remand 56.2 22.6 52.2 45.6 < 0.001 245
Of those sentenced
- Tariff in months 53.8 44.6 32.1 41.0 0.394 225
- Served 9.8 17.2 14.8 14.7 0.388 239
N 105 115 230 450   
  1. a F-test for continuous variables; Chi-Square for proportions