Table 2. Clinical characteristics of study population by serum Lp-PLA2 activity.a .
| Characteristics | Lp-PLA2 Activity 1st quartile (n = 10)c | Lp-PLA2 Activity 2nd quartile (n = 10)c | Lp-PLA2 Activity 3rd quartile (n = 10)c | Lp-PLA2 Activity 4th quartile (n = 11)c | P Valueb |
| Age (mean +/− s.d.) | 67.9 (+/−10.1) | 71 (+/−10.1) | 75.9 (+/−7.8) | 73.7(+/−8.5) | 0.519 |
| Sex: | 0.403 | ||||
| Male (n = 29b) | 8 (27.6%) | 5 (17.2%) | 8 (27.6%) | 8 (27.6%) | |
| Female (n = 12b) | 2 (17%) | 5 (41%) | 2 (17%) | 3 (25%) | |
| Smoker | 8 (25%) | 7 (21.9%) | 6 (25%) | 11 (28.1%) | 0.916 |
| CAD | 2 (9.1%) | 7 (31.8%) | 6 (27.3%) | 7 (31.8%) | 0.101 |
| Hypertension | 7 (20%) | 9 (25.7%) | 8 (22.9%) | 11 (31.4%) | 0.243 |
| High cholesterol | 4 (15.4%) | 8 (30.8%) | 5 (19.2%) | 9 (34.6%) | 0.115 |
| Diabetes mellitus | 3 (33.3%) | 1 (11.1%) | 1 (11.1%) | 4 (44.5%) | 0.337 |
| Symptomatic: | 0.095 | ||||
| Right side | 9 (31%) | 7 (24.2%) | 4 (13.8%) | 9 (31%) | |
| Left side | 1 (9.1%) | 2 (18.2%) | 6 (54.6%) | 2 (18.2%) | |
| Both sides | 0 | 1 (100%) | 0 | 0 | |
Abbreviations: Lp-PLA2, Lipoprotein-associated phospholipase A2; Lp-PLA2.
Activity, range measured in nmol/min/mL; CAD, Coronary Artery Disease.
a
Lp-PLA2 Activity range measured in nmol/min/mL.
b
P values were generated by chi-square test except for age, where t-test was used for comparison.
c
Serum Lp-PLA2 activity information was missing for one person.