Additional file 1 of Improving type 2 diabetes detection among at-risk individuals – comparing the effectiveness of active opportunistic screening using spot capillary-HbA1c testing and venous HbA1c testing: a cluster randomized controlled trial

Additional file 1: Table S1. Selected intervention and control clinics from 4 participating clusters and ethics approval information. Table S2. Multicollinearity test tolerance and VIF for outcomes: uptake rate, overall detection rate and OGTT uptake rate. Table S3. Characteristics of eligible subjects recruited in intervention and control groups. Table S4. Characteristics of enrolled subjects in intervention and control clinics. Table S5. Characteristics of eligible patients with HbA1c ≥ 5.6% in intervention and control clinics. Table S6. Characteristics of eligible high-risk patients (HbA1c ≥ 5.6%) who underwent OGTT in intervention and control clinics. Table S7. Intra-class coefficients (ICC) calculated from individual unconditional means models. Fig. 1. Study Flow Diagram. Appendix 1. Study Inclusion and Exclusion Criteria. Appendix 2. Protocol for Point-of-care Capillary HbA1c, Venous HbA1c and Oral Glucose Tolerance Tests. Appendix 3. CONSORT Guidelines for Study.