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Table 2 Incidents of self-harm during follow-up – by prison and gender

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

 

Prison A

Prison B (Female)

Prison C

Total

Male Prisons

N

105

115

230

450

335

N with valid follow up

102

111

220

433

322

Total number of self-harm events reported during follow-up

50

207

166

423

216

Total number of prisoner follow-up days

13,470

13,074

40,245

66,789

53,715

Event Incidence per 1000 prisoner-days

3.71

15.83

4.12

6.33

4.02

Total number of people with self-harm events reported during follow-up

17 (16.7%)

37 (33.3%)

72 (32.7%)

126 (29.1%)

89 (27.6%)

Person self-harm Incidence per 1000 prisoner-days

1.26

2.83

1.79

1.89

1.66

self-harm event – person ratio

2.94

5.59

2.31

3.36

2.43