Table 1.
Characteristics of the studied population (N = 3376)
| Characteristics | Mean±SD |
|---|---|
| Age (year) | 51.71±14.01 |
| Male/Female | 973/2427 |
| Nationality | Frequency (%) |
| Iranian | 3360 (98.8) |
| Other | 40 (1.2) |
| Ethnicity | Frequency (%) |
| Persian | 3099 (91.1) |
| Turk | 153 (4.5) |
| Lur & Kurd | 91 (2.6) |
| Baloch (Baluch) | 4 (0.1) |
| Arab | 15 (0.4) |
| Other | 38 (1.1) |
| Marital status | Frequency (%) |
| Married | 2659 (78.2) |
| Single | 408 (12) |
| Divorced/widowed | 332 (9.8) |
| Education | Frequency (%) |
| Up to Secondary school | 1599 (35.9) |
| Holding high school diploma or undergraduate degree | 1338 (39.4) |
| Post holding graduate degree | 456 (13.4) |
| Family income* | |
| <625,000 IRR (<250 USD) | 1459 (45.6) |
| 625,000 and 1585,000 IRR (250 and 634 USD), | 1701 (50) |
| 1585,000 and 2960,000 IRR (634 and 1184 USD) | 117 (3.5) |
| >2960,000 IRR (>1184 USD) | 3 (0.1) |
| Currently insured people | 3040 (89.4) |
| Median [Minimum-Maximum] | |
| Supplemental insurance | 1346 (39.6) |
| Family members | 4 [1-10] |
*
Monthly household income in Iran 2012 in Iranian Rial (the equivalent US Dollars)