Table 1. Demographic characteristics of respondents with cardiovascular disorders (NHANES years 2013-2018).
AHI: Annual Household Income; COPD: Chronic obstructive pulmonary disease; LDL: low-density lipoprotein
*Calculated by NIH equation 2 (mg/dl);
#Column percentage comparison from SAS output
| Cardiovascular Disorder n=20821 (7.90%)# | No-Cardiovascular Disorder n= 242644 (92.10%)# | Total n= 263465 (100%) | p -value | |
| Median Age in Year (Q1-Q3) | 69 (61-78) | 50 (35-63) | < .0001 | |
| Age Groups (%) | < .0001 | |||
| 18-45 years | 1173 (5.63) | 99469 (40.99) | 100642 (38.20) | |
| 46-65 years | 6439 (30.93) | 88144 (36.33) | 94583 (35.90) | |
| 66 and above | 13209 (63.44) | 55031 (22.68) | 68240 (25.90) | |
| Gender (%) | < .0001 | |||
| Male | 12956 (62.23) | 111576 (45.98) | 124532 (47.27) | |
| Female | 7865 (37.77) | 131068 (54.02) | 138933 (52.73) | |
| Race (%) | < .0001 | |||
| Mexican American | 1877 (9.01) | 35473 (14.62) | 37350 (14.18) | |
| Other Hispanic | 2140 (10.28) | 25697 (10.59) | 27837 (10.57) | |
| Non-Hispanic White | 11342 (54.47) | 92528 (38.13) | 103870 (39.42) | |
| Non-Hispanic Black | 3537 (16.99) | 48654 (20.05) | 52191 (19.81) | |
| Asian | 1179 (5.66) | 31337 (12.91) | 32516 (12.34) | |
| Other Race | 746 (3.58) | 8955 (3.69) | 9701 (3.68) | |
| AHI (%) | < .0001 | |||
| $ 0 to $ 24,999 | 8052 (41.80) | 57915 (25.94) | 65967 (27.20) | |
| $25,000 to $64,999 | 6979 (36.23) | 80436 (36.02) | 87415 (36.04) | |
| $65,000 to $99,999 | 2156 (11.19) | 35285 (15.80) | 37441 (15.44) | |
| $100,000 and over | 2076 (10.78) | 49667 (22.24) | 51743 (21.33) | |
| Comorbidities (%) | ||||
| Hypertension | 13529 (85.98) | 68102 (79.53) | 81631 (80.53) | < .0001 |
| Hypercholesterolemia | 14321 (68.78) | 83806 (34.54) | 98127 (37.24) | < .0001 |
| LDL-Cholesterol *Median (Q1-Q3) | 91.00 (69-118) | 111.00 (89-136) | < .0001 | |
| Diabetes | 7883 (37.86) | 30826 (12.70) | 38709 (14.69) | < .0001 |
| Stroke | 3627 (17.42) | 6574 (2.71) | 10201 (3.87) | < .0001 |
| COPD | 3488 (16.75) | 6804 (2.80) | 10292 (3.91) | < .0001 |
| Anemia | 1876 (9.01) | 9816 (4.05) | 11692 (4.44) | < .0001 |
| Cancer | 4965 (23.85) | 24023 (9.90) | 28988(11.00) | < .0001 |
| Liver disease | 1986 (9.54) | 10938 (4.51) | 12924 (4.91) | < .0001 |
| Congestive heart failure | 5996 (28.80) | 3171 (1.31) | 9167 (3.48) | < .0001 |