Table 4:
Differences in two-year lipid changes between PAP adherent and non-users
| Lipid | BMI Group*,† |
LS Mean±SE
Change |
p‡ | |
|---|---|---|---|---|
| Adherent | Non-Users | |||
| Total Cholesterol | Overall | 6.5±2.2§ | 8.8±2.8§ | 0.528 |
| <30 | 2.4±4.0 | 9.7±4.4§ | 0.248 | |
| 30–35 | 15.1±3.4§ | 10.9±4.9§ | 0.493 | |
| ≥35 | 1.8±3.6 | 6.7±5.3 | 0.468 | |
| LDL Cholesterol | Overall | −0.2±1.9 | 2.2±2.5 | 0.475 |
| <30 | −5.7±3.8 | 1.6±4.1 | 0.210 | |
| 30–35 | 6.4±3.0§ | 2.6±4.3 | 0.481 | |
| ≥35 | −1.4±3.3 | 2.0±4.8 | 0.579 | |
| HDL Cholesterol | Overall | 6.7±0.7§ | 7.3±0.9§ | 0.619 |
| <30 | 6.7±1.2§ | 7.3±1.3§ | 0.750 | |
| 30–35 | 7.6±1.0§ | 8.2±1.5§ | 0.735 | |
| ≥35 | 5.6±1.1§ | 7.0±1.6§ | 0.501 | |
| Triglycerides | Overall | −0.9±5.6 | −7.1±7.4 | 0.517 |
| <30 | 17.5±11.4 | 6.9±12.5 | 0.548 | |
| 30–35 | 8.9±10.5 | 8.3±14.9 | 0.976 | |
| ≥35 | −26.4±7.3§ | −29.1±10.8§ | 0.844 | |
Significant differences shown in bold
*
The propensity score sample included 199 adherent (56 with BMI<30; 65 with BMI 30–35; 78 with BMI≥35) and 118 non-users (47 with BMI<30; 33 with BMI 30–35; 38 with BMI≥35)
†
p-values for PAP by BMI group interaction: p=0.557 for TC, p=0.500 for LDL, p=0.615 for HDL, p=0.563 for TG
‡
p-value from ANCOVA comparing adherent and non-users within PS designed study, adjusted for PS subclass and baseline lipid level
§
Within group estimate of lipid change significantly (p<0.05) different from zero
BMI: body mass index; LDL: low-density lipoprotein; HDL: high-density lipoprotein; LS: least squares; SE: standard error