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Table 2 Characteristics of participants

From: The Naples prognostic score as a nutritional and inflammatory biomarkers of stroke prevalence and all-cause mortality: insights from NHANES

Characteristic

Total

Group1

Group2

Group3

P value

N = 20,798

N = 3759 (18.074%)

N = 13,892 (66.795%)

N = 3147 (15.131%)

M ± SD

     

 Age (years)

57.905 ± 11.719

54.630 ± 9.979

57.725 ± 11.596

62.704 ± 12.667

< 0.001

Gender, n%

    

< 0.001

 Male

10,141 (47.568%)

1337 (32.968%)

7044 (49.754%)

1760 (54.289%)

 

 Female

10,657 (52.432%)

2422 (67.032%)

6848 (50.246%)

1387 (45.711%)

 

Education, n%

    

0.040

 < High school

5655 (16.632%)

1022 (17.302%)

3721 (15.885%)

912 (19.500%)

 

 High school

4778 (23.445%)

857 (23.731%)

3176 (23.111%)

745 (24.741%)

 

 > High school

10,365 (59.923%)

1880 (58.967%)

6995 (61.004%)

1490 (55.758%)

 

Marriage, n%

    

< 0.001

 Married

11,943 (63.212%)

2209 (64.153%)

8060 (63.821%)

1674 (59.096%)

 

 Non-married

8855 (36.788%)

1550 (35.847%)

5832 (36.179%)

1473 (40.904%)

 

PIR, n%

    

< 0.001

 Low < 1.3

5596 (16.666%)

1007 (17.078%)

3698 (16.125%)

891 (18.829%)

 

 Medium1.3 ≥, < 3.5

9172 (39.620%)

1659 (40.802%)

6019 (38.380%)

1494 (44.296%)

 

 High ≥ 3.5

6030 (43.714%)

1093 (42.121%)

4175 (45.495%)

762 (36.875%)

 

BMI (kg/m2), n%

    

< 0.001

 Normal (< 25 kg/m2)

5089 (24.992%)

980 (27.274%)

3388 (24.829%)

721 (23.067%)

 

 Overweight (≥ 25, < 30 kg/m2)

7333 (35.336%)

1374 (36.412%)

5008 (36.208%)

951 (29.772%)

 

 Obese (≥ 30 kg/m2)

8376 (39.672%)

1405 (36.314%)

5496 (38.963%)

1475 (47.161%)

 

Diabetes, n%

    

< 0.001

 Yes

3885 (14.257%)

470 (9.486%)

2433 (12.847%)

982 (26.876%)

 

 No

16,913 (85.743%)

3289 (90.514%)

11,459 (87.153%)

2165 (73.124%)

 

Smoke, n%

    

< 0.001

 Smoker

9880 (47.286%)

1579 (44.036%)

6588 (47.189%)

1713 (51.647%)

 

 Non-smoker

10,918 (52.714%)

2180 (55.964%)

7304 (52.811%)

1434 (48.353%)

 

Quartiles of TYG, n%

    

< 0.001

 Q1 (5.848–8.450)

5200 (26.823%)

795 (22.321%)

3483 (27.254%)

922 (30.093%)

 

 Q2 (8.450–8.772)

5198 (25.458%)

842 (23.633%)

3534 (25.898%)

822 (25.483%)

 

 Q3 (8.772–9.196)

5198 (24.153%)

989 (26.047%)

3429 (23.563%)

780 (24.786%)

 

 Q4 (9.196–22.144)

5202 (23.566%)

1133 (27.999%)

3446 (23.286%)

623 (19.639%)

 

Stroke, n%

    

< 0.001

 No

19,643 (95.699%)

3635 (97.365%)

13,201 (96.212%)

2807 (91.184%)

 

 Yes

1155 (4.301%)

124 (2.635%)

691 (3.788%)

340 (8.816%)

 
  1. Italicized values indicate statistically significant P-values (e.g., P < 0.05)