Table 8 Logistic regression analysis of the knowledge dimension

Gender

Male

294/559

ref.

Female

405/729

1.127 (0.903, 1.406)

0.290

Age

≤ 25years

143/283

ref.

26–30 years

173/296

1.377 (0.992, 1.912)

0.056

31–35 years

142/249

1.107 (0.820, 1.494)

0.506

36–40 years

160/296

0.949 (0.727, 1.239)

0.699

41–44 years

81/164

0.797 (0.574, 1.107)

0.176

Education level

High school or below

27/84

ref.

ref.

Bachelor/Associate

402/731

2.580 (1.595, 4.171)

< 0.001

1.912 (1.128, 3.239)

0.016

Postgraduate or above

270/473

1.748 (1.293, 2.363)

< 0.001

1.286 (0.916, 1.805)

0.146

Occupation

Student

274/349

ref.

ref.

White-collar/employee

197/476

0.193 (0.141, 0.265)

< 0.001

0.147 (0.105, 0.206)

< 0.001

Educator

43/75

0.368 (0.218, 0.621)

< 0.001

0.300 (0.174, 0.518)

< 0.001

Healthcare worker

100/203

0.266 (0.183, 0.387)

< 0.001

0.277 (0.188, 0.407)

< 0.001

Other

85/185

0.233 (0.158, 0.342)

< 0.001

0.175 (0.115, 0.267)

< 0.001

Are you the only child?

Yes

345/600

ref.

ref.

No

354/688

0.783 (0.628, 0.977)

0.030

0.824 (0.644, 1.054)

0.123

Weight status

Underweight

69/145

ref.

Normal weight

320/601

1.254 (0.872, 1.804)

0.221

Overweight

209/380

1.202 (0.916, 1.577)

0.184

Obese

101/162

1.531 (1.083, 2.166)

0.016

Do you suffer from hyperuricemia?

Yes

189/253

ref.

ref.

No

510/1035

0.329 (0.242, 0.448)

< 0.001

0.386 (0.253, 0.590)

< 0.001

Do you suffer from gout?

Yes

134/183

ref.

ref.

No

565/1105

0.383 (0.270, 0.542)

< 0.001

0.456 (0.282, 0.736)

0.001