Predictor | Voting frequency | Proportion voted (total n=44) (%)* | |
1 | HbA1c | 31 | 70 |
2 | Duration of diabetes | 24 | 55 |
3 | Retinopathy level | 17 | 39 |
4 | Townsend score | 16 | 36 |
5 | Smoking (lifestyle) | 12 | 27 |
6 | Race | 11 | 25 |
7 | Proliferative DR | 11 | 25 |
8 | DNA† | 10 | 23 |
9 | Nephropathy | 9 | 20 |
10 | Hypertension | 9 | 20 |
11 | Maculopathy | 8 | 18 |
12 | Pregnancy† | 7 | 16 |
13 | Comorbidities† | 7 | 16 |
14 | Exercise/physical activity | 6 | 14 |
‘15 | Type of DM | 5 | 11 |
16 | BMI | 5 | 11 |
17 | eGFR | 4 | 9 |
18 | Chronic renal disease | 4 | 9 |
19 | Rapid reduction of blood sugar (early worsening)† | 4 | 9 |
20 | Dyslipidaemia | 3 | 7 |
21 | Psychiatric illness | 3 | 7 |
22 | Visual acuity score | 2 | 5 |
23 | DBP | 2 | 5 |
24 | Only eye† | 2 | 5 |
25 | Age at diagnosis | 1 | 2 |
26 | Chronic infection† | 1 | 2 |
27 | Preproliferative† | 1 | 2 |
28 | Neuropathy | 1 | 2 |
29 | Age | 1 | 2 |
30 | Statins | 1 | 2 |
31 | Insulin | 1 | 2 |
32 | Gender | 1 | 2 |
33 | Diet† | 1 | 2 |
*Voting frequency in percentages arranged in order of high to low. NGT selected 25 out of 78 candidate predictors list.
†Eight new predictors were added by NGT for a total of 33 predictors.
BMI, body mass index; DBP, diastolic blood pressure; DM, diabetes mellitus; DNA, did not attend; DR, diabetic retinopathy; eGFR, estimated glomerular filtration rate; HbA1c, glycated haemoglobin; NGT, nominal group technique.