Table 1.
Patient characteristics of the Mid-South Coronary Heart Disease Study
| Variable | n = 2334 |
|---|---|
| Demographics | |
| Age, median(IQR) | 68.9(61.3–75.7) |
| Sex, N(%) | |
| Male | 1594(68.3%) |
| Minority status, N(%) | |
| White | 2126(91.1%) |
| Non-White | 208(8.9%) |
| Relationship status, N(%) | |
| Living with partner or spouse | 1660(71.1%) |
| Education, N(%) | |
| 8th grade or less | 94(4.0%) |
| Some high school | 128(5.5%) |
| High school graduate or GED | 574(24.6%) |
| Some college or 2-year degree | 670(28.7%) |
| College graduate | 382(16.4%) |
| More than college | 486(20.8%) |
| Psychosocial and physical factors | |
| Difficulties paying bills, median(IQR)a | 2(1–3) |
| Depressed mood, N(%)b | |
| Never | 1060(45.4%) |
| Rarely | 637(27.3%) |
| Sometimes | 510(21.9%) |
| Often | 105(4.5%) |
| Always | 22(0.9%) |
| Perceived Health Competence Scale (PHCS-2),cmedian (IQR) | 8(6–10) |
| Health behaviors | |
| Overall Health Behaviors Indexd | 18.98(2.42) |
| Diet Subindex, M(SD)e | 3.13(0.95) |
| Physical Activity Subindex | |
| Low (< 600 weekly METs) | 1094(46.9%) |
| Moderate (> 600 and< 3000 weekly METs) | 891(38.2%) |
| High (> 3000weekly METs) | 349(15.0%) |
| Medication Adherence Subindex, M(SD)f | 4.75(0.56) |
| Smoking Subindex, M(SD) | 4.92(0.34) |
| Alcohol Subindex, N(%) | |
| Heavier use | 112(4.8%) |
| No use | 1155(49.5%) |
| Light-moderate use | 1067(45.7%) |
Missing counts in the excluded sample for age = 1; Sex = 0; Minority Status = 66; Relationship Status = 10; Education = 37; Difficulty Paying Bills = 28; Depressed Mood = 12; Perceived Health Competence = 14; Health Behaviors Index = 142; Diet Subindex = 13; Physical Activity Subindex = 15; Medication Adherence Subindex = 27; Smoking Subindex = 46; Alcohol Subindex = 50
MET metabolic equivalent
aScore was from 1 to 4, with higher scores indicating greater difficulty
bScore was from 1 “never” to 5 “always,” with higher scores indicating greater severity
cPHCS-2 is a score from 1 to 10, with higher scores indicated greater perceived competence
dContinuous score from 1 to 25, with higher scores indicating better health behaviors
eContinuous score from 1 to 5, with higher scores indicating healthier diet
fContinuous score was from 1 to 5, with higher scores indicating greater adherence