Table 1.
Descriptive Statistics for Participants from the Add Health Study, 1994-2008
| Variable | Complete Cases (n = 7 935) | Incomplete Cases (n = 7 766) | P Value | ||
|---|---|---|---|---|---|
| Count | % | Count | % | ||
| Sex | |||||
| Males | 3 469 | 43.7 % | 3 883 | 50.0 % | <0.0001 |
| Females | 4 466 | 56.3 % | 3 881 | 50.0 % | <0.0001 |
| Missing/Other | 0 | 0.0 % | 2 | 0.0 % | |
| Race | |||||
| NonHispanic Caucasian | 4 624 | 58.3 % | 4 006 | 51.8 % | <0.0001 |
| NonHispanic African American | 1 530 | 19.3 % | 1 928 | 24.9 % | <0.0001 |
| NonHispanic Asian/Native American | 584 | 7.4 % | 498 | 6.4 % | 0.023 |
| Hispanic | 1 197 | 15.1 % | 1 301 | 16.8 % | 0.003 |
| Smoking | |||||
| Smokers | 2 833 | 35.7 % | 2 724 | 35.7 % | 0.997 |
| Metabolic Outcomes | |||||
| High Waist Circumference | 4 206 | 53.0 % | 3 768 | 49.5 % | <0.0001 |
| High Triglycerides | 2 779 | 35.0 % | 1 958 | 34.6 % | 0.600 |
| High Blood Glucose | 2 647 | 33.4 % | 2 251 | 34.8 % | 0.067 |
| Low High Densitiy Lipoprotein | 1 991 | 25.1 % | 1 421 | 24.8 % | 0.651 |
| Hypertension | 1 553 | 19.6 % | 1 515 | 20.4 % | 0.225 |
| Metabolic Syndrome | 1 853 | 23.4 % | 1 262 | 23.8 % | 0.534 |
| Mean | SE | Mean | SE | P Value | |
| Age | 28.65 | 0.018 | 29.4 | 0.021 | <0.0001 |
| Waist-to-Height Ratio | 0.5796 | 0.001 | 0.577 | 0.001 | 0.121 |
| Body Mass Index | 29.15 | 0.084 | 29.13 | 0.088 | 0.165 |
| SE (Standard Error) | |||||