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Table 4 Logistic regression predicting likelihood of self-harm during follow-up for males

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

Variable B S.E. z Sig. 95% C.I.
Lower Upper
Do you have any qualifications? (yes = 0, no = 1) 1.122977 0.31065 3.61 0 0.514114 1.731839
Have you accessed healthcare during this prison stay? −1.14773 0.442399 −2.59 0.009 −2.01481 −0.28064
In the past year, have you previously seen a psychiatrist? 0.660485 0.308926 2.14 0.033 0.055001 1.26597
Have you ever cut yourself on purpose? 0.785021 0.396684 1.98 0.048 0.007535 1.562508
Have you ever abused alcohol? −1.06009 0.331151 −3.2 0.001 −1.70914 −0.41105
Have you ever driven recklessly on purpose? −0.6994 0.32734 −2.14 0.033 −1.34098 −0.05783
Have you ever intentionally exercised an injury to hurt yourself? 0.670756 0.370553 1.81 0.07 −0.05551 1.397025
In the last week have you felt warmth or affection for someone? −0.532 0.304642 −1.75 0.081 −1.12909 0.065083
In the last week, have you thought that you are to blame for your problems and difficulties 1.029772 0.58036 1.77 0.076 −0.10771 2.167257
In the last week, has it been hard for you to concentrate? 1.998831 1.518229 2.84a 0.092b −0.97684 4.974505
Prisoners self-harm history in prison: (‘no prison self-harm history’ is reference category)    11.36a 0.003c   
self-harmed, but not recently 0.922775 0.557201 1.66 0.098 −0.16932 2.014869
self-harmed recently 1.526448 0.468689 3.26 0.001 0.607833 2.445062
Constant −4.36395 1.648187 −2.65 0.008 −7.59434 −1.13357
  1. aChi-square value bFirth-adjusted p-value cOverall significance of categorical item