Skip to main content

Table 5 Prevalence of low GS and associations of dietary protein from food group with low grip strength among Korean elderly in the KNHANES 2016–2019

From: Relationship between protein intake and grip strength in qualitative and quantitative aspects among the elderly in Korea: results from the Korea National Health and Nutrition Examination Survey

  

Prevalence

n (%)1

Crude model

OR (95% CI)

Adjusted model 1

OR (95% CI) 2

Adjusted model 2

OR (95% CI) 3

Adjusted model 3

OR (95% CI) 4

Men

      

Legumes

Non-consumer

113(26.60)

1

1

1

1

 

Consumer

233(20.52)

0.712(0.545–0.931)

0.723(0.535–0.977)

0.790(0.564–1.107)

0.814(0.583–1.138)

 

P value

0.0128

0.0130

0.0345

0.1711

0.2283

Meats

Non-consumer

139(24.32)

1

1

1

1

 

Consumer

207(20.72)

0.813(0.616–1.073)

0.926(0.685–1.253)

1.018(0.737–1.407)

1.125(0.803–1.574)

 

P value

0.1417

0.1437

0.6192

0.9120

0.4932

Fish and shellfishes

Non-consumer

59(27.04)

1

1

1

1

 

Consumer

287(21.33)

0.731(0.509–1.052)

0.772(0.517–1.154)

0.863(0.568–1.312)

0.924(0.604–1.411)

 

P value

0.0885

0.0912

0.2069

0.4910

0.7129

Women

      

Legumes

Non-consumer

207(36.07)

1

1

1

1

 

Consumer

402(27.32)

0.666(0.523–0.848)

0.676(0.520–0.881)

0.648(0.495–0.850)

0.656(0.500–0.860)

 

P value

0.0008

0.0010

0.0038

0.0017

0.0023

Meats

Non-consumer

304(32.74)

1

1

1

1

 

Consumer

305(27.50)

0.779(0.615–0.988)

0.951(0.734–1.232)

0.911(0.694–1.196)

0.933(0.711–1.224)

 

P value

0.0381

0.0395

0.7029

0.5024

0.6168

Fish and shellfishes

Non-consumer

120(37.00)

1

1

1

1

 

Consumer

489(28.44)

0.677(0.492–0.930)

0.875(0.630–1.216)

0.943(0.661–1.346)

0.962(0.674–1.375)

 

P value

0.0148

0.0161

0.4268

0.7462

0.8334

  1. GS: grip strength, OR: odds ratio, CI: confidence interval, BMI: body mass index
  2. 1p-value for prevalence of low grip strength were calculated by x2-test
  3. 2P-value after adjusting for age and BMI
  4. 3P-value after adjusting for age, BMI, household income, and walking activity
  5. 4P-value after adjusting for age, BMI, household income, walking activity, and energy intake