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Table 1. Participant Characteristics.

From: Evaluation of Salt Intake Levels and Related Factors in Individuals who Underwent a Specific Health Examination: The LIFE Study

XXX Low salt intake group (n = 3,745) High salt intake group (n = 1,412) p-Value
Female 2,503 (66.8) 649 (46.0) <0.001
Age group
　40-64 years 1,436 (38.3) 631 (44.7) <0.001
　65-74 years 2,309 (61.7) 781 (55.3)
Smokes 349 (9.3) 268 (19.0) <0.001
Consumes alcohol 1,788 (47.7) 823 (58.3) <0.001
Exercises regularly 2,508 (67.0) 963 (68.2)
BMI
　<25 kg/m2 3,242 (86.6) 1,099 (77.8) <0.001
　≥25 kg/m2 503 (13.4) 313 (22.2)
Hypertension 721 (19.3) 288 (20.4) 0.356
Systolic BP (mmHg), mean [SD] 123.4 [18.9] 124.4 [18.2] 0.105
Diastolic BP (mmHg), mean [SD] 75.5 [10.6] 76.7 [11.0] <0.001
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Table 2. Correlation Between Individual Salt Intake Levels and Exposure Factors.

From: Evaluation of Salt Intake Levels and Related Factors in Individuals who Underwent a Specific Health Examination: The LIFE Study

XXX RR (95% CI) p-Value
Sex
Female 0.62 (0.56-0.68) <0.001
Age group
　40-64 years Reference
　65-74 years 0.88 (0.80-0.96) 0.004
Smokes 1.35 (1.21-1.50) <0.001
Consumes alcohol 1.19 (1.09-1.30) <0.001
Exercises regularly 1.06 (0.97-1.17) 0.209
BMI
　<25 kg/m2 Reference
　≥25 kg/m2 1.32 (1.19-1.47) <0.001
Hypertension 0.97 (0.87-1.08) 0.531
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