Table 3.
Annual household income and food intake per week
| Variable | Irrigated (N = 91), n (%) | Non-irrigated (N = 120), n (%) | χ2, df | P value |
|---|---|---|---|---|
| Household income per year, USD | ||||
| < 365 | 8 (8.8) | 26 (21.7) | – | – |
| 365–1,095 | 47 (51.6) | 78 (65) | 21.3, 2 | < 0.0001 |
| > 1,095 | 36 (39.6) | 16 (13.3) | – | – |
| Iron-rich food (plant)/week | ||||
| Daily | 68 (74.7) | 65 (54.2) | – | – |
| 4–6 times | 9 (9.9) | 16 (13.3) | 150.4, 2 | < 0.0001 |
| 1–3 times | 14 (15.4) | 39 (32.5) | – | – |
| Iron-rich food (animal products)/week | ||||
| Daily | 10 (11) | 4 (3.3) | – | – |
| 4–6 times | 14 (15.4) | 11 (9.2) | 260.6, 3 | < 0.0001 |
| 1–3 times | 61 (67) | 77 (64.2) | – | – |
| No intake | 6 (6.6) | 28 (15) | – | – |
| Vitamin B-rich fruit intake/week | ||||
| Daily | 9 (9.9) | 7 (5.8) | – | – |
| 4–6 times | 14 (15.4) | 14 (11.7) | 238.5, 3 | < 0.0001 |
| 1–3 times | 56 (61.5) | 80 (66.7) | – | – |
| No intake | 12 (13.2) | 19 (15.8) | – | – |
| Vitamin C-rich fruit intake/week | ||||
| Daily | 7 (7.7) | 8 (6.7) | – | – |
| 4–6 times | 9 (9.9) | 11 (9.2) | 132.7, 3 | < 0.0001 |
| 1–3 times | 36 (39.6) | 59 (49.2) | – | – |
| No intake | 39 (42.9) | 42 (35) | – | – |
df = degrees of freedom; USD = U.S. dollars.