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Table 5 Change in physical component summary score of SF36 (PCS) over three months' imprisonment: results of univariate analysis

From: Changes in health-related quality of life following imprisonment in 92 women in England: a three month follow-up study

   N PCS on entry to prison
Mean (sd)
PCS three months after imprisonment
Mean (sd)
Mean change in PCS p value
Aged 30 years or more Yes 53 44.5 (12.5) 44.8 (12.5) 0.4 0.15
  No 39 44.1 (11.5) 48.1 (11.7) 4.0  
Self reported ethnicity: white Yes 54 44.4 (11.3) 48.4 (10.2) 3.9 0.044
  No 35 44.4 (13.4) 43.0 (14.6) -1.3  
Has children aged under 16 Yes 37 46.8 (10.9) 50.2 (8.9) 3.4 0.66
years No 50 42.9 (14.2) 42.6 (13.7) 0.4  
Left school aged 16 years or Yes 55 43.4 (12.2) 47.6 (12.8) 4.2 0.019
less No 34 45.8 (11.7) 44.2 (11.1) -1.5  
Unemployed before coming Yes 62 41.9 (12.5) 45.9 (12.5) 3.9 0.019
into prison No 28 50.4 (8.4) 47.9 (11.5) -2.5  
Has been in prison before Yes 40 40.5 (12.8) 46.1 (13.5) 5.6 0.004
  No 44 48.7 (9.5) 46.4 (10.7) -2.3  
Drinks more than 3 units each Yes 35 42.3 (12.9) 45.8 (14.9) 3.4 0.30
day No 57 45.8 (11.4) 46.6 (10.5) 0.9  
Injecting drug use in week Yes 9 35.9 (10.7) 47.8 (16.0) 11.9 0.008
prior to imprisonment No 82 45.4 (11.7) 46.2 (11.8) 0.8  
Longstanding illness before Yes 73 44.5 (11.5) 46.4 (11.8) 1.9 0.59
prison No 13 49.8 (9.5) 50.3 (9.3) 0.5