Table 1.

Study periods for evaluation of IDC-OPD programme, Mweso, DRC

Study period	Description	Dates
Training 1 (T1)	Ad hoc diabetes service following basic staff training	01/01/2014 to 14/03/2015
Training 2 (T2)	IDC-OPD implemented following formal staff training	15/03/2015 to 14/12/2015
Suspend 1 (S1)	Nurse-provided care without medical supervision; monthly drug refills provided until buffer stocks were exhausted	15/12/2015 to 31/01/2016
Suspend 2 (S2)	No clinical supervision or drugs were provided	01/02/2016 to 14/04/2016
Resume 1 (R1)	The service was resumed without medical supervision or quality control	15/04/2016 to 31/08/2016
Resume 2 (R2)	Full service resumed until end of data collection period	01/09/2016 to 09/02/2017

DRC, Democratic Republic of Congo; IDC-OPD, Integrated Diabetic Clinic within a Hospital Outpatient Department.