Variable PRAL PRAL PRAL PRAL NEAP NEAP NEAP NEAP
Tertile 1 Tertile 2 Tertile 3 P trendb Tertile 1 Tertile 2 Tertile 3 P trend
Age (y) 55.77 ± 9.26 65.17 ± 9.03 66.12 ± 10.14 0.003 60.25 ± 9.12 65.05 ± 9.60 65.77 ± 10.01 0.01
BMI (kg/m2) 26.69 ± 3.46 24.37 ± 3.32 24.99 ± 3.61 0.03 26.53 ± 3.39 24.23 ± 3.45 25.28 ± 3.59 0.11
Energy intake (Kcal/day) 2827.76 ± 687.41 2521.78 ± 639.24 2612.98 ± 616.46 0.14 2765.64 ± 668.65 2674.07 ± 704.71 2522.82 ± 580.74 0.10
Ethnicity 0.71 0.95
Fars 31(77.5) 33(82.5) 30(75.0) 31(77.5) 32(80.0) 31(77.5)
Non Fars 9(22.5) 7(17.5) 10(25.0) 9(22.5) 8(20.0) 9(22.5)
job 0.96 0.52
Employment 24(60) 23(57.5) 24(60.0) 24(60.0) 21(52.5) 26(65.0)
Unemployment ** 16(40.0) 17(42.5) 16(40.0) 16(40.0) 19(47.5) 14(35.0)
Education 0.07 0.04
Illiterate & primary 19(47.5) 25(62.5) 29(72.5) 19(47.5) 24(60.0) 30(75.0)
Diploma & academic 21(52.5) 15(37.5) 11(27.5) 21(52.5) 16(40.0) 10(25.0)
Smokers (%) 11(27.5) 12(30.0) 7(17.5) 0.39 11(27.5) 13(32.5) 6(15.0) 0.18
Physical activity 0.04 0.11
less or never 9(22.5) 11(27.5) 15(37.5) 9(22.5) 11(27.5) 15(37.5)
moderate 12(30.0) 21(52.5) 16(40.0) 13(32.5) 20(50.0) 16(40.0)
high 19(47.5) 8(20.0) 9(22.5) 18(45.0) 9(22.5) 9(22.5)
Antihyperlipidemic drug user(%) 5(12.5) 2(5.0) 5(12.5) 0.44 5(12.5) 1(2.5) 6(15.0) 0.14
Antihypertensive drug user(%) 8(20.0) 9(22.5) 15(37.5) 0.16 9(22.5) 6(15.0) 17(42.5) 0.02
Aspirin user (%) 8(20.0) 11(27.5) 6(15.0) 0.38 9(22.5) 8(20.0) 8(20.0) 0.12
PRAL, potential renal acid load; NEAP, net endogenous acid production; BMI, body mass index. ** Unemployed participants were retired or jobless individuals. a Data are presented as mean ± SD or number (percent). b P values are from one way analysis of variance (ANOVA) test for quantitative and Chi-square or Fischer exact tests for qualitative variables comparisons across tertiles of dietary acid load, respectively. PRAL, potential renal acid load; NEAP, net endogenous acid production; BMI, body mass index. ** Unemployed participants were retired or jobless individuals. a Data are presented as mean ± SD or number (percent). b P values are from one way analysis of variance (ANOVA) test for quantitative and Chi-square or Fischer exact tests for qualitative variables comparisons across tertiles of dietary acid load, respectively. PRAL, potential renal acid load; NEAP, net endogenous acid production; BMI, body mass index. ** Unemployed participants were retired or jobless individuals. a Data are presented as mean ± SD or number (percent). b P values are from one way analysis of variance (ANOVA) test for quantitative and Chi-square or Fischer exact tests for qualitative variables comparisons across tertiles of dietary acid load, respectively. PRAL, potential renal acid load; NEAP, net endogenous acid production; BMI, body mass index. ** Unemployed participants were retired or jobless individuals. a Data are presented as mean ± SD or number (percent). b P values are from one way analysis of variance (ANOVA) test for quantitative and Chi-square or Fischer exact tests for qualitative variables comparisons across tertiles of dietary acid load, respectively. PRAL, potential renal acid load; NEAP, net endogenous acid production; BMI, body mass index. ** Unemployed participants were retired or jobless individuals. a Data are presented as mean ± SD or number (percent). b P values are from one way analysis of variance (ANOVA) test for quantitative and Chi-square or Fischer exact tests for qualitative variables comparisons across tertiles of dietary acid load, respectively. PRAL, potential renal acid load; NEAP, net endogenous acid production; BMI, body mass index. ** Unemployed participants were retired or jobless individuals. a Data are presented as mean ± SD or number (percent). b P values are from one way analysis of variance (ANOVA) test for quantitative and Chi-square or Fischer exact tests for qualitative variables comparisons across tertiles of dietary acid load, respectively. PRAL, potential renal acid load; NEAP, net endogenous acid production; BMI, body mass index. ** Unemployed participants were retired or jobless individuals. a Data are presented as mean ± SD or number (percent). b P values are from one way analysis of variance (ANOVA) test for quantitative and Chi-square or Fischer exact tests for qualitative variables comparisons across tertiles of dietary acid load, respectively. PRAL, potential renal acid load; NEAP, net endogenous acid production; BMI, body mass index. ** Unemployed participants were retired or jobless individuals. a Data are presented as mean ± SD or number (percent). b P values are from one way analysis of variance (ANOVA) test for quantitative and Chi-square or Fischer exact tests for qualitative variables comparisons across tertiles of dietary acid load, respectively. PRAL, potential renal acid load; NEAP, net endogenous acid production; BMI, body mass index. ** Unemployed participants were retired or jobless individuals. a Data are presented as mean ± SD or number (percent). b P values are from one way analysis of variance (ANOVA) test for quantitative and Chi-square or Fischer exact tests for qualitative variables comparisons across tertiles of dietary acid load, respectively.