Figure 1Flow diagram of the method of selecting publications on the risk factors of type 2 diabetes in Iran retrieved from databases.
Table 1Studied risk factors of type 2 diabetes in the Iranian studies retrieved from databases.
Risk factor |
No. (%) of publications |
Obesity and waist size |
51 (82.1) |
Hypertension |
25 (40.3) |
Dislipidemia |
25 (40.3) |
Old age |
20 (32.2) |
Female sex |
14 (22.5) |
Family history |
14 (22.5) |
Lifestyle |
13 (20.9) |
Smoking |
11 (17.7) |
Urbanization |
6 (9.6) |
Waist to hip ratio |
6 (9.6) |
Educational level |
4 (6.4) |
Stress and anxiety |
4 (6.4) |
Frequent pregnancies |
3 (4.8) |
Waist to height ratio |
2 (3.2) |
Polycystic ovary syndrome |
1 (1.6) |
Use of some drugsa
|
1 (1.6) |
Table 2Cutoff point applied to indicate a higher risk of type 2 diabetes in the Iranian studies retrieved from databases.
Obesity |
BMI > 25 kg/m2
|
Waist size |
> 102 cm in men and > 88 cm in women |
Hypertension |
Systolic blood pressure > 140 mmHg and diastolic blood pressure > 90 mmHg |
Dislipidemia |
Triglycerides |
> 150 mg/dL (1.69 mmol/L) |
HDL cholesterol |
< 40 mg/dL (1.03 mmol/L) |
Total cholesterol |
> 200 mg/dL (5.17 mmol/L) |
Old age |
> 65 years |
Waist to hip ratio |
> 0.9 in me and > 0.8 in women |
Waist to height ratio |
> 0.5 |
Table 3Year of the publication of the Iranian studies on the risk factors of type 2 diabetes retrieved from databases.
Year of publication |
No. (%) of publications |
2011–2010 |
17 (27.4) |
2009–2008 |
25 (40.0) |
2007–2005 |
9 (14.5) |
2004–2000 |
9 (14.5) |
1999–1995 |
2 (3.2) |