Table 1 Weighted baseline characteristics of the study population based on Non-HDL-C/HDL-C ratio.

From: L-shaped association of the non-high-density lipoprotein to high-density lipoprotein ratio with low bone mass disorders

Variables

Non-HDL-C/HDL-C ratio (NHHR)

p-value

Overall

Weighted N = 140,351,693

Unweighted n = 18,283

Q1

Weighted N = 35,408,346

Unweighted n = 4,570

Q2

Weighted N = 34,863,849

Unweighted n = 4,571

Q3

Weighted N = 34,824,667

Unweighted n = 4,570

Q4

Weighted N = 35,254,831

Unweighted n = 4,572

Age,

Median (Q1, Q3)

51 (39, 62)

51 (37, 65)

52 (39, 63)

51 (40, 61)

49 (39, 59)

< 0.001

Gender, n(%)

     

< 0.001

Female

70,459,970 (50.20%)

23,446,266 (66.22%)

19,968,427 (57.28%)

15,034,197 (43.17%)

12,011,080 (34.07%)

 

Male

69,891,722 (49.80%)

11,962,080 (33.78%)

14,895,422 (42.72%)

19,790,470 (56.83%)

23,243,750 (65.93%)

 

Race, n(%)

     

< 0.001

Mexican American

10,680,191 (7.61%)

1,778,426 (5.02%)

2,228,910 (6.39%)

3,051,201 (8.76%)

3,621,654 (10.27%)

 

Other Hispanic

6,632,736 (4.73%)

1,221,070 (3.45%)

1,565,648 (4.49%)

1,848,489 (5.31%)

1,997,528 (5.67%)

 

Non-Hispanic White

100,464,233 (71.58%)

25,669,345 (72.50%)

25,162,261 (72.17%)

24,533,233 (70.45%)

25,099,394 (71.19%)

 

Non-Hispanic Black

13,504,251 (9.62%)

4,494,317 (12.69%)

3,595,249 (10.31%)

3,165,383 (9.09%)

2,249,302 (6.38%)

 

Other Race

9,070,282 (6.46%)

2,245,188 (6.34%)

2,311,781 (6.63%)

2,226,360 (6.39%)

2,286,953 (6.49%)

 

Education, n(%)

     

< 0.001

Less Than 9th Grade

7,895,288 (5.63%)

1,380,737 (3.90%)

1,739,728 (4.99%)

2,111,154 (6.06%)

2,663,670 (7.56%)

 

9-12th Grade

15,319,986 (10.92%)

3,314,299 (9.36%)

3,251,359 (9.33%)

4,202,845 (12.07%)

4,551,484 (12.91%)

 

High School Grade

33,838,805 (24.11%)

7,582,749 (21.42%)

7,820,526 (22.43%)

8,931,817 (25.65%)

9,503,713 (26.96%)

 

AA degree

42,476,945 (30.26%)

10,527,290 (29.73%)

10,950,732 (31.41%)

10,134,001 (29.10%)

10,864,923 (30.82%)

 

College graduate or above

40,717,701 (29.01%)

12,565,986 (35.49%)

11,091,234 (31.81%)

9,444,312 (27.12%)

7,616,169 (21.60%)

 

Other grade

102,967 (0.07%)

37,285 (0.11%)

10,271 (0.03%)

538 (0.00%)

54,872 (0.16%)

 

Body mass index,

Median (Q1, Q3)

27.4 (24.0, 31.4)

24.4 (21.9, 28.1)

26.9 (23.8, 31.0)

28.3 (25.2, 32.2)

29.7 (26.7, 33.2)

< 0.001

Hypertension, n(%)

     

< 0.001

No

89,552,977 (63.81%)

24,061,495 (67.95%)

22,486,366 (64.50%)

21,492,247 (61.72%)

21,512,869 (61.02%)

 

Yes

50,798,715 (36.19%)

11,346,851 (32.05%)

12,377,483 (35.50%)

13,332,419 (38.28%)

13,741,962 (38.98%)

 

Glomerular Filtration Rate

74 (64, 84)

76 (65, 87)

75 (64, 85)

74 (63, 83)

73 (63, 83)

< 0.001

Chronic kidney disease, n(%)

     

0.019

No

112,875,330 (80.42%)

29,095,813 (82.17%)

28,075,434 (80.53%)

27,729,486 (79.63%)

27,974,597 (79.35%)

 

Yes

27,476,363 (19.58%)

6,312,533 (17.83%)

6,788,415 (19.47%)

7,095,181 (20.37%)

7,280,234 (20.65%)

 

Diabetes, n(%)

     

< 0.001

No

123,350,873 (87.89%)

31,739,887 (89.64%)

30,786,494 (88.30%)

30,463,736 (87.48%)

30,360,756 (86.12%)

 

Yes

17,000,820 (12.11%)

3,668,460 (10.36%)

4,077,355 (11.70%)

4,360,930 (12.52%)

4,894,075 (13.88%)

 

Smoking, n(%)

     

< 0.001

No

74,402,118 (53.01%)

19,741,162 (55.75%)

19,175,401 (55.00%)

18,544,300 (53.25%)

16,941,254 (48.05%)

 

Yes

65,949,575 (46.99%)

15,667,184 (44.25%)

15,688,448 (45.00%)

16,280,367 (46.75%)

18,313,577 (51.95%)

 

Femur neck BMD, (mg/dL)

0.81 (0.72, 0.92)

0.77 (0.68, 0.88)

0.80 (0.71, 0.91)

0.83 (0.73, 0.93)

0.84 (0.75, 0.94)

< 0.001

Trochanter BMD, (mg/dL)

0.72 (0.64, 0.81)

0.68 (0.61, 0.77)

0.72 (0.63, 0.80)

0.73 (0.65, 0.83)

0.76 (0.67, 0.84)

< 0.001

Intertrochanter BMD, (mg/dL)

1.14 (1.02, 1.26)

1.08 (0.96, 1.20)

1.13 (1.00, 1.25)

1.16 (1.04, 1.28)

1.19 (1.07, 1.31)

< 0.001

Total femur BMD, (mg/dL)

0.96 (0.86, 1.07)

0.91 (0.81, 1.01)

0.95 (0.84, 1.05)

0.98 (0.87, 1.08)

1.01 (0.91, 1.10)

< 0.001

Osteopenia, n(%)

     

< 0.001

No

67,952,909 (48.42%)

14,737,131 (41.62%)

16,351,496 (46.90%)

17,741,333 (50.94%)

19,122,948 (54.24%)

 

Yes

72,398,784 (51.58%)

20,671,215 (58.38%)

18,512,353 (53.10%)

17,083,334 (49.06%)

16,131,883 (45.76%)

 

Osteoporosis, n(%)

     

< 0.001

No

134,269,627 (95.67%)

33,197,868 (93.76%)

33,188,087 (95.19%)

33,470,247 (96.11%)

34,413,426 (97.61%)

 

Yes

6,082,066 (4.33%)

2,210,478 (6.24%)

1,675,762 (4.81%)

1,354,420 (3.89%)

841,405 (2.39%)

 

Low bone mass, n(%)

     

< 0.001

No

67,169,149 (47.86%)

14,348,854 (40.52%)

16,188,750 (46.43%)

17,589,890 (50.51%)

19,041,654 (54.01%)

 

Yes

73,182,544 (52.14%)

21,059,492 (59.48%)

18,675,099 (53.57%)

17,234,776 (49.49%)

16,213,177 (45.99%)

 
  1. Notes: Median (IQR) for continuous variables; N (%) for categorical variables.
  2. BMD: Bone mineral density; HDL-C: High-density lipoprotein cholesterol. .