Table 1.
Descriptive statistics for initial and follow-up samples
| Characteristic | Initial recruitment (n = 287) | Two-month follow-up (n = 131) |
|---|---|---|
| Gender | ||
| Female | 143 | 68 |
| Male | 144 | 63 |
| Age in years (SD) | 34.5 (9.6) | 35.3 (9.9) |
| Ethnic/racial identification | ||
| White | 77% | 79.4% |
| Asian/Pacific Islander | 8% | 4.6% |
| Black | 6.6% | 7.6% |
| Other | 8.4% | 8.4% |
| Relationship status | ||
| Married/cohabitating | 54.4% | 60.3% |
| Dating | 45.6% | 39.7% |
| Relationship length in months (SD) | 87 (94.0) | 102.2 (107.5) |
| Extradyadic attraction | ||
| Yes | 61.7% | 51.1%a |
| No | 38.3% | 48.9%a |
| Infidelity in current relationship | 12.9% | 15.2% |
| Romantic infidelity | 8.4% | 11.5% |
| Sexual infidelity | 8% | 9.2% |
| Both | 3.5% | 5.3% |
| Investment Model | ||
| Satisfactionb | 7.3 (1.6) | 7.3 (1.7) |
| Investmentb | 7.4 (1.4) | 7.5 (1.2) |
| Perceived quality of alternativesb | 3.8 (2.1) | 4.2 (2.4) |
| Commitmentb | 7.9 (1.4) | 7.9 (1.7) |
aOver the past 2 months since Time 1
bPotential range of scores = 1–9