Table 2 Factors associated with salt intake by three methods in the study population

Sex

 Male

12.41 ± 3.86

0.053

10.08 ± 1.79

0.000*

9.68 ± 2.48

0.020*

 Female

11.99 ± 3.83

7.87 ± 1.48

9.36 ± 2.30

Region

 Rural

12.34 ± 3.86

0.727

9.14 ± 1.86

0.002*

9.58 ± 2.37

0.711

 Urban

12.02 ± 3.84

8.92 ± 2.16

9.41 ± 2.42

Age groups

 35–44

12.83 ± 4.56

0.052

9.58 ± 1.72

0.000*

9.64 ± 2.71

0.158

 45–59

11.87 ± 3.69

9.00 ± 1.87

9.28 ± 2.31

 60–75

12.32 ± 4.37

9.13 ± 1.94

9.53 ± 2.69

Education Level

 Primary

12.43 ± 3.91

0.002*

9.34 ± 1.94

0.001*

9.71 ± 2.43

0.000*

 Secondary

12.22 ± 3.89

8.93 ± 1.71

9.44 ± 2.39

 Tertiary or above

11.14 ± 3.22

8.90 ± 2.05

8.73 ± 2.01

BMI groups (kg/m²)

 Underweight/Normal weight

11.58 ± 3.46

0.000*

8.17 ± 1.87

0.000*

9.10 ± 2.15

0.000*

 Overweight

12.18 ± 3.99

9.01 ± 1.82

9.48 ± 2.47

 Obese

13.05 ± 3.89

10.22 ± 1.87

10.07 ± 2.43

Hypertension status

 Normal BP

11.69 ± 3.48

0.000*

8.74 ± 1.93

0.000*

9.21 ± 2.19

0.000*

 Grade 1 Hypertension

12.09 ± 3.96

9.04 ± 1.99

9.43 ± 2.48

 Grade 2 Hypertension

12.97 ± 3.91

9.40 ± 2.00

9.97 ± 2.36

SRS Status

 Using or used

12.03 ± 3.57

0.0048*

8.86 ± 1.91

0.001*

9.42 ± 2.40

0.021*

 Never use

12.94 ± 3.87

9.42 ± 2.03

9.89 ± 3.04

 Total

12.21 ± 3.85

9.05 ± 1.99

9.51 ± 2.39