Table 1.
Selected characteristics of the Multi-Ethnic Study of Atherosclerosis (MESA) study sample by pathogen burden level
| Mean (s.e.)a, median (IQR)b, or N (%)c | P-value | ||
|---|---|---|---|
| Low pathogen burden (N = 34) | High pathogen burden (N = 129) | ||
| Telomere lengtha | 0·917 (0·159) | 0·900 (0·166) | 0·6 |
| Age in yearsb | 58 (50–66) | 55 (51–63) | 0·472 |
| Sexc | |||
| Female | 17 (50) | 83 (64·3) | 0·127 |
| Male | 17 (50) | 46 (35·7) | |
| Race/ethnicityc | |||
| White | 17 (50) | 18 (14) | <0·001 |
| Black | 3 (8·8) | 38 (29·5) | |
| Hispanic | 14 (41·2) | 73 (56·6) | |
| Educationc | |||
| Complete HS/GED or less | 5 (14·7) | 68 (52·7) | <0·001 |
| Some college | 14 (41·2) | 39 (30·2) | |
| Bachelor's Degree or more | 15 (44·1) | 22 (17·1) | |
| Incomec | |||
| <$5000–$24 999 | 7 (20·6) | 40 (32·8) | 0·063 |
| $25 000–$49 999 | 10 (29·4) | 47 (38·5) | |
| $50 000–$100 000+ | 17 (50) | 35 (28·7) | |
| Pack-years of smokingb | 4·3 (0–15·0) | 0 (0–3·8) | 0·005 |
| BMI (kg/m2)a | 28·1 (5·8) | 29·1 (5·5) | 0·351 |
| Diabetes mellitusc | |||
| Normal | 28 (82·4) | 104 (80·6) | 0·717 |
| IFG | 2 (5·9) | 13 (10·1) | |
| Untreated/treated DM | 4 (11·8) | 12 (9·3) | |
| Hormone medication usec | |||
| No | 23 (67·7) | 106 (82·8) | 0·051 |
| Yes | 11 (32·4) | 22 (17·2) | |
a
T test (mean and s.e. displayed).
b
Wilcoxon rank-sum test (median and IQR displayed).
c
Fisher's exact test (n and % displayed).