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Table 3 Secondary outcomes

From: SMS reminders to improve adherence and cure of tuberculosis patients in Cameroon (TB-SMS Cameroon): a randomised controlled trial

Secondary outcomes Intervention group
(DOT + SMS) n = 137
Control group
(DOT) n = 142
Effect Estimate
  n (%) n (%) OR [95% CI]; p
At 2 months
 Attendance to appointments
  Number of patients followed 125 (91.2) 124 (87.3) 1.51 [0.69, 3.27]; 0.29
  Number of patients withdrawn 12 (8.7) 18 (12.7) 0.66 [0.30, 1.43]; 0.29
   Transferred out 2 (1.5) 6 (4.2) 0.33 [0.06, 1.69]; 0.16
   Deceased 1 (0.7) 3 (2.1) 0.34 [0.03, 3.31]; 0.33
   Lost to follow-up 9 (6.6) 9 (6.4) 1.03 [0.39, 2.70]; 0.93
 Punctuality to appointment dates
  Early and Prompt 98 (71.5) 104 (73.2) 0.91 [0.54, 1.55]; 0.74
  Late 27 (19.7) 21 (14.8) 1.41 [0.75, 2.64]; 0.27
  Mean (SD) /
(Min, Max)
Mean (SD) / (Min, Max) MD [95% CI]; p
 Adherence to prescription drugs (%, VAS) 98.5 (6.3) /
(50, 100)
99.3 (3.5) /
(70, 100)
- 0.8 [−2.0, 0.5]; 0.25
At 5 months
 Attendance to appointments
  Number of patients followed 112 (81.7) 108 (76.0) 1.41 [0.78, 2.51]; 0.24
  Number of patients withdrawn 25 (18.3) 34 (24.0) 0.70 [0.39, 1.26]; 0.24
   Transferred out 5 (3.7) 6 (4.2) 0.85 [0.25, 2.88]; 0.80
   Deceased 1 (0.7) 4 (2.8) 0.25 [0.02, 2.29]; 0.18
   Lost to follow-up 19 (13.9) 24 (17.0) 0.79 [0.41, 1.52]; 0.48
 Punctuality to appointment dates
  Early and Prompt 69 (50.4) 70 (49.3) 1.04 [0.65, 1.66]; 0.85
  Late 44 (32.1) 38 (26.8) 1.29 [0.77, 2.17]; 0.32
  Mean (SD) /
(Min, Max)
  
  Adherence to prescription drugs (%, VAS) 98.9 (5.8) /
(50, 100)
99.2 (3.8) /
(70, 100)
- 0.3 [−1.5, 1.1]; 0.73
At 6 monthss
 Attendance to appointments
  Number of patients followed 88 (64.2) 90 (63.4) 1.03 [0.63, 1.69];0.88
  Number of patients withdrawn 49 (35,8) 52 (36.6) 0.96 [0.59, 1.57]; 0.88
   Transferred out 5 (3.6) 6 (4.2) 0.85 [0.25, 2.88]; 0.80
   Deceased 2 (1.5) 6 (4.2) 0.33 [0.06, 1.69]; 0.16
   Lost to follow-up 42 (30.7) 40 (28.2) 1.12 [0.67, 1.88]; 0.64
 Punctuality to appointment dates
  Early and Prompt 65 (47.4) 69 (48,6) 0.95 [0.59, 1.52]; 0.84
  Late 23 (16.8) 21 (14.8) 1.16 [0.61, 2.21]; 0.64
  Mean (SD) / (Min, Max) Mean (SD) / (Min, Max) MD [95% CI]; p
 Adherence to prescription drugs (%, VAS) 99.7 (1.8) /
(80, 100)
99.5 (1.7) /
(90, 100)
0.2 [−0.4, 0.7]; 0.53
  1. DOT directly observed treatment, SMS short message service, OR odds ratio, CI confidence interval, Early at least 5 days before, Normal between 4 days before and 4 days after, Late starting from 5 days after, SD standard deviation, MD mean difference, VAS visual analog scale