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Table 1 Study participants

From: Reducing provider workload while preserving patient safety via a two-way texting intervention in Zimbabwe’s voluntary medical male circumcision program: study protocol for an un-blinded, prospective, non-inferiority, randomized controlled trial

Group name/description Data collection method Age range of subjects (years) Target number of individuals
Pilot: assigned texting Usability survey, routine VMMC clinical review; 2wT texting database 18–65 50
Main study: randomized texting Usability survey, routine VMMC clinical review; 2wT texting database; day-14 review 18–65 361
Subset of first 100 willing to complete the satisfaction and acceptability questionnaires
Time-motion subset
Main study: randomized control group Routine VMMC clinical review; day-14 review 18–65 361
Healthcare workers Key informant interview 18–65 ~ 8
  1. VMMC voluntary medical male circumcision, 2wT two-way texting