Table 2.
Distribution of sodium intake (mg/day) according to general characteristics among men aged ≥19 years in KNHANES V, 2010–2012.
| All | Sodium Intake (mg/day) | |
|---|---|---|
| N | GM a (95% CI) | |
| All | 6340 | 5133.2 (5034.5, 5233.9) |
| Age group (years) | ||
| 19–34 | 1071 | 5170.7 (4967.5, 5382.2) |
| 35–64 | 3545 | 5432.3 (5310.6, 5556.8) |
| ≥65 | 1724 | 3955.6 (3802.2, 4115.1) |
| p-value | <0.0001 | |
| Household income | ||
| Low | 1202 | 4253.6 (4047.6, 4470.1) |
| Lower middle | 1631 | 5050.2 (4868.3, 5238.8) |
| Upper middle | 1744 | 5409.6 (5242.9, 5581.7) |
| High | 1705 | 5442.4 (5232.8, 5660.4) |
| Unknown | 58 | 4707.9 (4111.7, 5390.4) |
| p-value | <0.0001 | |
| Marital status | ||
| Married | 5109 | 5239.5 (5132.6, 5348.6) |
| Separated, widowed, or divorced | 314 | 4743.3 (4346.6, 5176.3) |
| Not married | 912 | 4920.9 (4712.2, 5138.9) |
| Unknown | 5 | - |
| p-value | 0.01 | |
| Frequency of alcohol intake (/month) | ||
| None | 1098 | 4547.9 (4324.1, 4783.4) |
| 0–1 | 1215 | 4900.7 (4699.0, 5111.1) |
| 2–4 | 1666 | 5195.0 (5013.7, 5382.7) |
| ≥5 | 2333 | 5450.9 (5297.4, 5609.0) |
| Unknown | 28 | 5797.3 (4817.5, 6976.4) |
| p-value | <0.0001 | |
| Body mass index (kg/m2) | ||
| <18.5 | 192 | 4540.5 (4119.9, 5004.0) |
| 18.5 to <25 | 3940 | 4952.6 (4835.7, 5072.2) |
| ≥25 | 2182 | 5510.2 (5342.6, 5683.1) |
| Unknown | 26 | 4834.9 (3718.6, 6286.3) |
| p-value | <0.0001 | |
| Frequency of eating out | ||
| <1/month | 646 | 3906.3 (3622.5, 4212.3) |
| 1–8 month | 2131 | 4636.1 (4474.7, 4803.2) |
| 3–6/week | 1615 | 5397.2 (5213.6, 5587.1) |
| ≥1/day | 1946 | 5637.5 (5463.5, 5817.1) |
| Unknown | 2 | 6665.4 (29.7, 1,498,256.3) |
| p-value | <0.0001 |
GM: geometric mean; CI: confidence interval; p-value estimated using survey regression analysis.