Staff time spent (minutes per person) on patient encounter activities, Retention in Care Study, 2010–2012. Time expressed as the median per-patient contact time over the 6 clinics by activity under EC-only arm. Error bars show ranges on per-patient contact time (minutes). FFT, face-to-face contact time; BIT, brief interim phone contact time; ARCT, appointment reminder phone contact time; MVT, missed visit contact time; CMT, case manager contact time; MTT, medical team contact time.