Table 5 Clinical characteristics of participants matched by based on propensity scores and grouped by potassium intake.
From: Association between a High-Potassium Diet and Hearing Thresholds in the Korean Adult Population
Non-high group [middle and low tertile groups] (n = 1755) | High tertile group (n = 1755) | P-value | |
---|---|---|---|
Age (years) | 57.2 ± 11.8 | 57.2 ± 10.3 | 0.951 |
Sex (men) | 636 (63.8%) | 636 (36.2%) | 1.000 |
Diabetes mellitus | 272 (15.5%) | 281 (16.0%) | 0.677 |
Hypertension | 661 (37.7%) | 682 (38.9%) | 0.466 |
Household income (thousand won/month) | 4010 ± 8620 | 3930 ± 6150 | 0.751 |
Smoking | 0.795 | ||
Non-smoker | 1199 (68.3%) | 1181 (67.3%) | |
Ex-smoker | 333 (19.0%) | 347 (19.8%) | |
Current smoker | 223 (12.7%) | 227 (12.9%) | |
Alcohol intake | 0.230 | ||
Abstinence | 634 (36.1%) | 631 (36.0%) | |
Moderate drinking | 1079 (61.5%) | 1096 (62.5%) | |
Heavy drinking | 41 (2.4%) | 28 (1.6%) | |
Education level | 0.080 | ||
Less than high school | 809 (46.1%) | 773 (44.0%) | |
High school | 538 (30.7%) | 600 (34.2%) | |
College or more | 408 (23.2%) | 382 (21.8%) | |
Physical activity | 903 (51.5%) | 869 (49.5%) | 0.251 |
eGFR (mL/min/1.73 m2) | 90.2 ± 14.4 | 89.8 ± 14.0 | 0.340 |
Calorie intake (%) | 96.5 ± 32.4 | 96.3 ± 32.4 | 0.810 |
Protein intake (%) | 127.4 ± 67.6 | 128.7 ± 57.4 | 0.520 |
Fat intake (%) | 15.0 ± 7.7 | 15.2 ± 7.4 | 0.598 |
Carbohydrate intake (%) | 70.6 ± 10.9 | 70.9 ± 10.9 | 0.390 |
Sodium intake (mg/1000 kcal) | 2493 ± 1264 | 2452 ± 1274 | 0.347 |
Occupational noise exposure (%) | 219 (12.5%) | 223 (12.7%) | 0.839 |
Explosive noise exposure (%) | 400 (22.8%) | 404 (23.0%) | 0.872 |