Table 3.
Descriptive demographic and socio-economic characteristics of Iranian households in Tehran province.
| Variable | Statistical outputs for continuous factors |
|||
|---|---|---|---|---|
| Min | Max | Mean | SD | |
| I. Continuous | ||||
| (a). Age of head of household (year) | 25 | 85 | 47.5 | 13.47 |
| (b). Size of household | 1 | 9 | 3.48 | 1.31 |
| (c). Number of employed members | 0 | 5 | 1.52 | 0.89 |
| (d). Number of educated members | 0 | 5 | 0.97 | 0.98 |
| (e). Number of disease members | 0 | 8 | 0.63 | 1.04 |
| (f). Number of male children | 0 | 3 | 0.28 | 0.57 |
| (g). Number of female children | 0 | 3 | 0.33 | 0.60 |
| II. Categorical | Statistical outputs for categorical factors | |||
| Category |
Frequency |
Percentage |
Mode |
|
| (a). Household Head occupation status | 1–3 | |||
| 1. Employed | 193 | 66.1 | ☑ | |
| 2. Unemployed | 33 | 11.3 | ||
| 3. Retired | 66 | 22.6 | ||
| (b). Household income | 1–5 | |||
| 1. Quintile (1) | 79 | 22.1 | ||
| 2. Quintile (2) | 116 | 39.7 | ☑ | |
| 3. Quintile (3) | 68 | 23.3 | ||
| 4. Quintile (4) | 23 | 7.9 | ||
| 5. Quintile (5) | 6 | 2 | ||
| (c). Personal saving | 1–2 | |||
| 1. Yes | 161 | 55.1 | ☑ | |
| 2. No | 131 | 44.9 | ||
| (d). Mother’s occupation status | 1–3 | |||
| 1. Employed | 87 | 29.8 | ||
| 2. Housewife | 186 | 63.7 | ☑ | |
| 3. Retired | 19 | 6.5 | ||
| (e). Household head education status | 1–5 | |||
| 1. Illiterate | 17 | 5.8 | ||
| 2. Under diploma | 53 | 18.1 | ||
| 3. Diploma | 60 | 20.5 | ||
| 4. University | 162 | 55.6 | ☑ | |
| (f). Residential status | 1–3 | |||
| 1. Rental | 88 | 30.1 | ||
| 2. Owner | 196 | 63.7 | ☑ | |
| 3. Other | 18 | 6.2 | ||
| (g). Gender of head | 1–2 | |||
| 1. Male | 263 | 90.1 | ☑ | |
| 2. Female | 29 | 9.9 | ||
| (h). Nutrition knowledge | 1–5 | |||
| 1. Very low | 5 | 1.7 | ||
| 2. Low | 18 | 6.2 | ||
| 3. Medium | 152 | 52.1 | ☑ | |
| 4. High | 95 | 32.5 | ||
| 5. Very high | 22 | 7.5 | ||