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Table 1 Baseline characteristics of the study participants

From: Association between geriatric nutritional risk index and depression prevalence in the elderly population in NHANES

Variables

Depression

P value

No

Yes

n

2666

280

 

Age, years

69.453 ± 6.72

67.945 ± 6.59

0.00136

BMI, kg/m²

28.834 ± 6.11

31.241 ± 7.69

< 0.00001

GNRI

104.343 ± 4.32

102.853 ± 5.20

< 0.00001

SII

565.649 ± 411.04

580.343 ± 432.70

0.61189

Gender, n(%)

  

0.00044

Female

1243(46.61%)

96(34.34%)

 

male

1423(53.39%)

184(65.66%)

 

Race, n(%)

  

0.00002

Mexican American

88(3.29%)

19(6.89%)

 

Other Hispanic

92(3.45%)

22(7.84%)

 

Non-Hispanic White

2129(79.86%)

187(66.83%)

 

Non-Hispanic Black

211(7.92%)

34(12.32%)

 

Other Race

146(5.48%)

17(6.12%)

 

Education, n(%)

  

< 0.00001

Less than 9th grade

161(6.05%)

41(14.78%)

 

9th-11th grade

266(9.97%)

50(17.97%)

 

High school

584(21.89%)

63(22.44%)

 

Some college or AA degree

829(31.1%)

93(33.21%)

 

College graduate or above

825(30.96%)

32(11.59%)

 

NA

1(0.02%)

0(%)

 

Marital Status, n(%)

  

< 0.00001

Married

1684(63.17%)

123(44.06%)

 

Widowed

446(16.74%)

74(26.29%)

 

Divorced

323(12.1%)

51(18.23%)

 

Separated

29(1.08%)

9(3.07%)

 

Never married

115(4.32%)

16(5.84%)

 

Living with partner

68(2.56%)

6(2.32%)

 

NA

1(0.03%)

1(0.19%)

 

PIR, n(%)

  

< 0.00001

< 1.50

529(19.83%)

132(47.03%)

 

1.50–3.49

936(35.1%)

96(34.34%)

 

≥ 3.50

1202(45.07%)

52(18.63%)

 

Smoke, n(%)

  

0.03358

Never Smoke

1349(50.6%)

125(44.66%)

 

Former Smoke

1028(38.57%)

109(39.07%)

 

Current Smoke

289(10.84%)

46(16.27%)

 

Alcohol Use, n(%)

  

0.05074

Never Alcohol

1951(73.18%)

197(70.32%)

 

Former Alcohol

496(18.59%)

42(14.9%)

 

Current Alcohol

219(8.23%)

41(14.79%)

 

CVD, n(%)

  

< 0.00001

No

2112(79.22%)

181(64.5%)

 

Yes

554(20.78%)

99(35.5%)

 

Hypertension, n(%)

  

0.04001

No

902(33.83%)

76(27.04%)

 

Yes

1764(66.17%)

204(72.96%)

 

Hyperlipidemia, n(%)

  

0.64783

No

377(14.15%)

37(13.04%)

 

Yes

2289(85.85%)

243(86.96%)

 

Diabetes, n(%)

  

0.00038

No

2134(80.06%)

196(69.97%)

 

Yes

532(19.94%)

84(30.03%)

 
  1. \({\chi ^2}\) analysis is used to test significance between groups for categorical variables. GNRI: Geriatric Nutritional Risk Index. SII: Systemic Immune-Inflammation Index
  2. BMI: Body Mass Index. PIR: Poverty-Income Ratio. CVD: Cardiovascular Disease