Table 1.
Distribution and representation of different sample categories of patients with diabetes mellitus used for this study.
| Variables | Model Training | Model Testing | |
|---|---|---|---|
| Sample size (n, %) | 1132 (80) | 284 (20) | |
| Age (mean ± SD) | 49.28 ± 13.90 | 46.55 14.1 | |
| Gender | Female (n, %) | 390 | 91 (32) |
| Male (n, %) | 742 | 193 (68) | |
| Type of DM | T1DM (n, %) | 39 (3) | 13 (5) |
| T2DM (n, %) | 1093 (97) | 271 (95) | |
| HbA1C levels (mean ± SD) | 8.93 ± 2.12 | 9.26 1.42 | |
| DM treatment with | No treatment (n, %) | 55 (5) | 14 (5) |
| OHA (n, %) | 813 (72) | 212 (75) | |
| Insulin (n, %) | 79 (7) | 19 (7) | |
| OHA + Insulin (n, %) | 185 (16) | 39 (14) | |
| Control of DM | Controlled (n, %) | 551 (49) | 141 (50) |
| Not controlled (n, %) | 581 (51) | 143 (50) | |
| Family history of DM | Absent (n, %) | 569 (50) | 138 (49) |
| Present (n, %) | 563 (50) | 146 (51) | |
| Pregnancy status | Not pregnant (n, %) | 1132 (100) | 284 (100) |
| Systemic co-morbidity | Absent (n, %) | 598 (53) | 160 (56) |
| Present (n, %) | 534 (47) | 124 (44) | |
| Presence of DR in any eye | Absent (n, %) | 569 (50) | 138 (49) |
| Present (n, %) | 563 (50) | 146 (51) | |
| Presence of STDR in any eye | Absent (n, %) | 828 (73) | 212 (75) |
| Present (n, %) | 304 (27) | 72 (25) | |
Abbreviations: DM—diabetes mellitus; DR—diabetic retinopathy; STDR—sight threatening diabetic retinopathy; OHA—oral hypoglycemic agents; SD—standard deviation; T1DM—Type 1 diabetes mellitus; T2DM—Type 2 diabetes mellitus.