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Table 1 Baseline characteristics of the intent-to-treat polulation and the patients who continued chemotherapy at 24 weeks

From: Effectiveness of self-help workbook intervention on quality of life in cancer patients receiving chemotherapy: results of a randomized controlled trial

  Intent-to-treat population (n = 199) Patients who continued cytotoxic chemotherapy at 24 weeks (n = 69)
Control Intervention Pa Control Intervention Pa
Total, n 99 100   38 31  
Age, years    0.427    0.044
 Median 60 57   62 53  
 Range 33–83 28–77   33–82 28–73  
Sex, n (%)    0.450    0.328
 Male 21 (21%) 17 (17%)   14 (37%) 8 (26%)  
 Female 78 (79%) 83 (83%)   24 (63%) 23 (74%)  
Primary site, n (%)    0.909    0.444
 Breast 66 (67%) 70 (70%)   16 (42%) 17 (55%)  
 Colorectal 24 (24%) 21 (21%)   15 (39%) 12 (39%)  
 Gastric 6 (6%) 5 (5%)   5 (13%) 1 (3%)  
 Lung 3 (3%) 4 (4%)   2 (5%) 1 (3%)  
Metastatic disease, n (%)    0.807    0.059
 Yes 65 (66%) 64 (64%)   32 (84%) 20 (65%)  
 No 34 (34%) 36 (36%)   6 (16%) 11 (35%)  
Prior chemotherapy, n (%)    0.251    0.061
 Yes 80 (81%) 74 (74%)   31 (82%) 19 (61%)  
 No 19 (19%) 26 (26%)   7 (18%) 12 (39%)  
Employment status, n (%)    0.817    0.458
 Employed 39 (39%) 41 (41%)   15 (39%) 15 (48%)  
 Not employed 60 (61%) 59 (59%)   23 (61%) 16 (52%)  
Marital status, n (%)b    0.799    0.669
 Married 81 (82%) 84 (84%)   31 (82%) 24 (77%)  
 Not married 17 (17%) 16 (16%)   7 (18%) 7 (23%)  
Education level, n (%)c    0.545    0.952
 High school 34 (34%) 31 (31%)   12 (32%) 10 (32%)  
 College or more 63 (64%) 69 (69%)   26 (68%) 21 (68%)  
  1. aT-test was used to examine differences in attribution for age between the two arms. Chi-square tests were performed to examine differences in attribution for other factors
  2. bMarital status was unknown in one patient in the control arm of Intent-to-treat population
  3. cEducation level was unknown in two patients in the control arm of Intent-to-treat population