Table 1.
Characteristics of the Sample
| Demographic Characteristic | % (n = 333 dyads) |
| Relationship HIV status | |
| In HIV discordant relationship | 17% (58) |
| In concordantly HIV negative relationship | 83% (275) |
| Mixed or nonwhite race couple | 34% (113) |
| Education level: Both men had at least a Bachelor's degree | 34% (112) |
| Employment status: Both men employed | 66% (220) |
| Had health insurance: One or both men reported “yes” | 88% (294) |
| Individual income less than $30,000 USD: One or both men reported “yes” | 55% (183) |
| Had primary care provider: One or both men reported “yes” | 61% (203) |
| Geographical location: Urban/suburbana | 88% (279) |
| Mean(SD) | |
| Individual age (range: 18–68 years) | 32.2 (10.6) |
| Age difference between partners | 4.9 (5.7) |
| Relationship length (range: 0.25–35 years) | 4.8 (5.4) |
| Cohabitation length (range: 0.08–31.7 years)b | 5.0 (5.7) |
| Couple-Level Sexual Behavior | % (N) |
| CAS practiced within relationship | 83% (278) |
| Sex outside of relationship | 30% (101) |
| CAS outside of relationship | 63% (64) |
| CAS within & out of relationship | 53% (54) |
| Serosorting practiced with primary partner | 40% (134) |
| Investment Model Relationship Dynamic: Couples' Averaged Scoresc | M(SD) |
| Commitment level | 5.4 (0.66) |
| Relationship satisfaction | 4.9 (0.88) |
| Investment size | 4.7 (0.80) |
| Quality of alternatives | 3.7 (1.08) |
| Investment Model Relationship Dynamic: Intra-Couple Differences in Scoresc | M(SD) |
| Commitment level | 0.69 (0.79) |
| Relationship satisfaction | 0.94 (0.88) |
| Investment size | 0.92 (0.75) |
| Quality of alternatives | 1.14 (1.02) |
With the exception of CAS practiced within the relationship, all reported behaviors include male couples in which one or both men in the relationship self-reported engaging in that behavior.
a
Regional data represent the individual men because not all couples reported living together.
b
Data represent participants who reported living with their main partner for at least one month or longer.
c
Range of possible responses to this validated measure were 0 (Do not agree at all) to 6 (Agree completely).
CAS, condomless anal sex.