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Table 4 Summary of primary and secondary outcome of mobile phone interventions delivered by phone call

From: A systematic review and meta-analysis in the effectiveness of mobile phone interventions used to improve adherence to antiretroviral therapy in HIV infection

Frequency of Interventions delivered by phone call Trial Outcome RR SMD LCI UCI P value
Primary outcome
 Weekly phone call Uzma HIV viral load 1.04   0.84 1.28 0.74
 Weekly phone call Uzma Pill identification test 1.17   0.88 1.57 0.28
 Daily phone-call Belzer HIV viral load difference   −1.00 −1.89 −0.11 0.03
 Bi-weekly phone counseling Kalichman Pill count   6.30 −2.68 15.28 0.16
 Fortnightly phone call Huang naïve CD4 count   10.00 −40.90 60.90 0.70
 Fortnightly phone call Huang experienced CD4 count   −32.00 −103.19 39.19 0.39
Secondary outcome
 Fortnightly phone call Kebaya Adherence 6 weeks (questionnaire) 1.26   1.07 1.47 0.00
 Weekly phone call Uzma Self reported adherence 1.11   0.90 1.37 0.33
 Daily phone call Belzer Self-reported adherence 3 months 4.86   1.22 19.28 0.03
 Daily phone-call Belzer Self-reported adherence   47.74 19.52 75.96 0.00
 Fortnightly phone call Huang naïve Self-reported adherence   3.20 −2.14 8.54 0.22
 Fortnightly phone call Huang experienced Self-reported adherence   0.10 −0.58 0.78 0.78
  1. Clinically significant results (P < 0.05) have been highlighted in bold