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Table 2 Baseline variables

From: Improving adherence in mental health service users with severe mental illness in South Africa: a pilot randomized controlled trial of a treatment partner and text message intervention vs. treatment as usual

  Total samplea
(N = 77)
Intervention
(N = 42)
TAU
(N = 35)
Statistic (df) p value
  Mean (SD) Mean (SD) Mean (SD)
Participant characteristics
 Age 35.5 (10.2) 35.3 10.9 35.8 9.5 t = − 0.35 (75) 0.726
  N (%) N (%) N (%)   
 Sex χ2 = 1.03 (1) 0.311
  Male 55 71.4 28 66.6 27 77.1   
  Female 22 28.6 14 33.3 8 22.9   
 Ethnicity χ2 = 0.51 (2) 0.774
  Coloured 47 66.2 26 66.7 21 65.6   
  Black 18 25.3 9 23.1 9 23.1   
  Other 6 8.5 4 10.3 2 6.3   
 Marital status χ2 = 0.29 (1) 0.591
  Never married 51 71.8 27 69.2 24 75.0   
  Ever married 20 28.2 12 30.8 8 25.0   
 Highest level of education χ2 = 0.15 (2) 0.930
  Grade 7 or less 12 17.7 6 16.7 6 18.7   
  Grades 8 to 11 42 61.8 22 61.1 20 62.5   
  Grade 12 14 20.6 8 22.2 6 18.8   
 6 month employment χ2 = 0.31 (1) 0.579
  Unemployed 47 69.1 28 71.8 19 65.5   
  Employed 21 30.9 11 28.2 10 34.5   
 Diagnosis 0.604
  Schizophrenia Spectrum 62 80.5 32 76.2 30 85.7   
  Bipolar mood disorder 11 14.3 7 16.7 4 11.4   
  Substance induced psychotic disorder 4 5.2 3 7.1 1 2.9   
 Substance use χ2 = 0.18 (1) 0.671
  Lifetime substance use disorder 31 40,3 16 38.1 15 42.9   
 Antipsychotic
  First generation 50 64.9 26 61.9 24 68.6 χ2 = 0.37 (1) 0.542
  Second generation 19 24.7 12 28.6 7 20.0 χ2 = 0.75 (1) 0.385
  Long acting injectable 22 28.6 10 23.8 12 34.29 χ2 = 1.03 (1) 0.311
Baseline measures
 PANSS subscales
  Positive 15.4 6.5 15.6 6.9 15.2 6.2 t = 0.06 (73) 0.951
  Negative 14.4 4.7 13.8 4.8 15.1 4.5 t = − 1.47 (73) 0.015
  General 26.8 7.5 26.5 7.9 27.1 7.2 t = − 0.44 (73) 0.663
  Total 56.6 15.9 55.9 17.1 57.4 14.5 t = − 0.42 (73) 0.676
 CGI 3.5 1 3.4 1 3.7 1 t = − 0.96 (68) 0.340
 GAF 48.8 10.1 49.9 10.8 47.6 9.4 z = 1.170 0.242
 CAN unmet needs 4.1 2.98 3.6 2.97 4.7 2.94 z = − 1.705 0.088
 EUROQUEL VAS 8.4 20.7 84 21.2 84.8 20.4 z = − 0.200 0.842
 MARS 5.9 1.88 5.8 1.87 6.0 1.93 t = − 0.36 (71) 0.723
  1. aBaseline variables with missing data included: marital status: n = 6, ethnicity: n = 6, HLOE: n = 9, employment = 9, PANSS: n = 2, CGI: n = 7, GAF score: n = 14, CAN: n = 6, EUROQUEL VAS: n = 3, MARS: n = 4