Table 1.
Study sample characteristics stratified into subsamples.
| Variable | Number (%) or mean (SD) | ||
|---|---|---|---|
|
| |||
| Overall | Infected | Not Infected | |
| Age | 30.13 (10.85) | 30.15 (11.08) | 30.08 (.50) |
| Ethnicity | |||
| Caucasian | 142 (66.7) | 110 (68.8) | 32 (60.4) |
| African-American | 58 (27.2) | 39 (24.4) | 19 (35.8) |
| Asian | 4 (1.9) | 4 (2.5) | none |
| Native American, Eskimo, Aleut | 1 (.5) | 1 (0.6) | none |
| Hispanic | 3 (1.4) | 1 (0.6) | 2 (3.8) |
| Other | 5 (2.3) | 5 (3.1) | none |
| Sex | |||
| Male | 123 (57.7) | 95 (59.4) | 28 (52.8) |
| Female | 90 (42.3) | 65 (40.6) | 25 (47.2) |
| Education | |||
| < High School | 7 (3.3) | 6 (3.6) | 1 (1.9) |
| High School graduate | 44 (20.7) | 32 (20.0) | 12 (22.6) |
| Completed High School & Vocational/technical program | 15 (7.0) | 11 (6.9) | 4 (7.5) |
| < 2 years of college | 42 (19.7) | 32 (20.0) | 10 (19.0) |
| > 2 years of college | 51 (23.9) | 38 (23.8) | 13 (24.5) |
| College degree or higher (Bachelor’s, Master’s, PhD, MD, or other higher degree) | 54 (25.4) | 41 (25.7) | 13 (24.5) |
| Marital Status | |||
| Currently married or living together | 32 (15) | 26 (16.2) | 6 (11.3) |
| Never married | 155 (72.8) | 112 (70.0) | 43 (81.1) |
| Separated | 10 (4.7) | 7 (4.4) | 3 (5.7) |
| Divorced | 14 (6.6) | 13 (8.1) | 1 (1.9) |
| Widowed | 2 (.9) | 2 (1.3) | none |
| Income | $22,205.19 (25,251.14) | $22,091 ($25,251) | $22,547.17 ($24,614.78) |
| Body Mass Index (BMI) | 27.36 (6.47) | 27.39 (6.46) | 27.26 (6.57) |
| Depressive Affect | .32 (.59) | .32 (.56) | .33 (.70) |
| Loneliness | 5.39 (1.92) | 5.41 (2.04) | 5.36 (1.52) |
| Social Network Size (total # network members) | 16.48 (8.94) | 15.94 (8.76) | 18.09 (9.38) |
| Social Network Diversity (total # of high contact social roles) | 5.15 (1.88) | 5.04 (1.85) | 5.53 (1.96) |
| Self-reported Cold Symptoms | 3.06 (2.63) | 3.61 (2.71) | 1.38 (1.41) |
| Season of Participation (“Cold Season”) | 70 (32.9) | 54 (33.8) | 16 (30.2) |
Note. The mean and standard deviation for self-reported cold symptoms reflect the mean symptom level over the 5 days in quarantine. The percentage reported for season of participation reflects the number of participants who participated in the study during “cold season” (i.e., fall or spring). Total N=213 (missing 1 participant’s income information); Infected Subsample n=160 (missing 1 participant’s income information); Not infected subsample n=53.