Table 3 Association between KPP related to excessive 24-hour urinary sodium excretion

 < 35 years

2.001 (1.259-3.180)

0.023

1.589 (0.765-3.298)

0.211

 35-44 years

2.257 (1.120-4.545)

0.011

1.919 (0.793-4.646)

0.146

 45-54 years

2.654 (1.260-5.589)

0.006

1.774 (0.924-3.403)

0.084

 55-64 years

2.377 (1.291-4.378)

0.138

1.288 (0.612-2.708)

0.501

 ≥65 years

1.00 (ref.)

1.00 (ref.)

 Female

0.497 (0.292-0.845)

0.010

0.375 (0.218-0.646)

0.01*

 Male

1.00 (ref.)

1.00 (ref.)

 Chinese

0.736 (0.360-1.505)

0.397

0.801 (0.395-1.625)

0.534

 Indian

0.512 (0.210-1.249)

0.139

0.634 (0.262-1.534)

0.309

 Indigenous people

0.728 (0.443-1.197)

0.208

0.824 (0.460-1.473)

0.509

 Malay

1.00 (ref.)

1.00 (ref.)

 Married

0.921 (0.446-1.905)

0.823

0.837 (0.437-1.604)

0.588

 Separated/widowed

0.331 (0.130-0.845)

0.021

0.450 (0.178-1.135)

0.090

 Never married

1.00 (ref.)

1.00 (ref.)

 < RM 1000

0.481 (0.264-0.877)

0.018

0.945 (0.450-1.984)

0.880

 RM 1000-1999

0.859 (0.409-1.808)

0.687

1.176 (0.563-2.457)

0.662

 RM 2000-2999

0.585 (0.266-1.286)

0.180

0.699 (0.330-1.479)

0.345

 RM 3000-3999

0.579 (0.224-1.497)

0.256

0.706 (0.303-1.644)

0.415

 ≥ RM 4000

1.00 (ref.)

1.00 (ref.)

 Self-employed

1.068 (0.550-2.076)

0.844

1.183 (0.558-2.510)

0.657

 Housewives

0.549 (0.307-0.982)

0.043

1.168 (0.579-2.356)

0.644

 Unemployed/students/others

0.400 (0.216-0.740)

0.004

0.489 (0.237-1.012)

0.054

 Employed

1.00 (ref.)

1.0 (ref.)

 Yes

1.316 (0.820-2.111)

0.251

1.622 (0.905-2.906)

0.103

 No/ do not know

1.00 (ref.)

1.00 (ref.)

 Too much

1.129 (0.532-2.396)

0.749

-

 Too little

0.735 (0.421-1.283)

0.275

 Just the right amount

1.00 (ref.)

 Yes

1.372 (0.866-2.176)

0.176

1.329 (0.816-2.163)

0.250

 No/ do not know

1.00 (ref.)

1.00 (ref.)