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Table 1 The baseline data of all participants in the study

From: Role of no table salt on hypertension and stroke based on large sample size from National Health and Nutrition Examination Survey database

Variables Total (n = 15,352)
Age, n (%)
 20–39 5062 (32.97)
 40–59 5164 (33.64)
 60–79 4274 (27.84)
 ≥ 80 852 (5.55)
Gender, n (%)
 Male 7302 (47.56)
 Female 8050 (52.44)
Race, n (%)
 Mexican American 1906 (12.42)
 Other Hispanic 1493 (9.73)
 Non-Hispanic White 6223 (40.54)
 Non-Hispanic Black 3481 (22.67)
 Other 2249 (14.65)
Education level, n (%)
 Less than 9th grade 1086 (7.07)
 9-11th grade 1798 (11.71)
 High school graduate 3440 (22.41)
 Some college 4900 (31.92)
 College graduate 4128 (26.89)
Marital Status, n (%)
 Married 7879 (51.32)
 Widowed 1085 (7.07)
 Divorced 1728 (11.26)
 Separated 520 (3.39)
 Never married 2858 (18.62)
 Living with partner 1282 (8.35)
BMI (kg/m2), n (%)
 < 18.5 221 (1.44)
 18.5–24.9 4055 (26.41)
 25.0–29.9 4868 (31.71)
 ≥ 30.0 6208 (40.44)
PIR, M (Q1,Q3) 2.14 (1.11,4.12)
Diabetes, n (%)
 Yes 2144 (13.97)
 No 12,795 (83.34)
Borderline 413 (2.69)
CVDs, n (%)
 Yes 14,011 (91.26)
 No 1291 (8.41)
 Unknown 50 (0.33)
Reduce salt, n (%)
 Yes 3158 (20.57)
 No 8565 (55.79)
 Unknown 3629 (23.64)
Hypertension, n (%)
 Yes 5715 (37.23)
 No 9637 (62.77)
Stroke, n (%)
 Yes 13,958 (90.92)
 No 1394 (9.08)
Type of table salt used, n (%)
 Ordinary salt 9964 (64.90)
 Other Salt 664 (4.33)
 No table salt 4724 (30.77)
  1. BMI body mass index, PIR poverty income ratio, CVDs cardiovascular diseases