Discrete-time logistic regression hazard models predicting romantic relationship dissolution
| . | Model 1 . | Model 2 . | Model 3 . |
|---|---|---|---|
| Pregnancy Scare Variables | |||
| Current pregnancy scare | −0.177 (.215) | ||
| Time since pregnancy scare (ref. = no scare/prior to scare) | |||
| Scare in past 31 days | −0.302† (.172) | ||
| Scare in past 32–60 days | −0.544* (.241) | ||
| Scare in past 61+ days | −0.550*** (.140) | ||
| Ever pregnancy scare | −0.456*** (.115) | ||
| Pregnancy scare prior to relationship beginning | 0.323** (.105) | 0.358** (.103) | 0.366*** (.103) |
| Relationship-Level Variables | |||
| Relationship (ref. = married or engaged) | |||
| Cohabiting | 0.198 (.133) | 0.204 (.128) | 0.203 (.128) |
| Serious relationship | 0.757*** (.110) | 0.722*** (.105) | 0.726*** (.106) |
| Casual relationship | 2.597*** (.135) | 2.555*** (.132) | 2.559*** (.132) |
| Sex with partner (proportion of surveys in relationship) | –0.351** (.103) | –0.312** (.101) | –0.311** (.101) |
| No contraception used (proportion of surveys in relationship) | 0.140 (.133) | 0.183 (.131) | 0.190 (.132) |
| Ever pregnant with partner | −0.459** (.137) | −0.431** (.133) | −0.441** (.133) |
| Any children with partner | 0.510** (.160) | 0.479** (.154) | 0.485** (.154) |
| Partner's age | −0.007 (.010) | −0.007 (.009) | −0.007 (.009) |
| Relationship duration (weeks) | −0.017*** (.001) | −0.017*** (.001) | −0.017*** (.001) |
| Relationship duration squared | 0.000*** (.000) | 0.000*** (.000) | 0.000*** (.000) |
| Individual-Level Variables | |||
| Receive government aid | 0.174† (.098) | 0.162† (.097) | 0.164† (.097) |
| Age | 0.072† (.041) | 0.077† (.041) | 0.075† (.041) |
| Biological parents married | −0.106 (.082) | −0.118 (.079) | −0.115 (.080) |
| Non-Hispanic White | −0.184* (.082) | −0.173* (.081) | −0.172* (.081) |
| High school GPA | −0.182** (.067) | −0.188** (.067) | −0.186** (.067) |
| Currently enrolled in school | −0.068 (.076) | −0.060 (.076) | −0.060 (.076) |
| Number of prior pregnancies | 0.141*** (.035) | 0.136*** (.033) | 0.136*** (.033) |
| Number of sexual partners | 0.014† (.008) | 0.014† (.008) | 0.014† (.008) |
| Constant | −3.008*** (.801) | −3.059*** (.800) | −3.028*** (.799) |
| Number of Observations (person-weeks): 28,975; Women: 934 | |||
| . | Model 1 . | Model 2 . | Model 3 . |
|---|---|---|---|
| Pregnancy Scare Variables | |||
| Current pregnancy scare | −0.177 (.215) | ||
| Time since pregnancy scare (ref. = no scare/prior to scare) | |||
| Scare in past 31 days | −0.302† (.172) | ||
| Scare in past 32–60 days | −0.544* (.241) | ||
| Scare in past 61+ days | −0.550*** (.140) | ||
| Ever pregnancy scare | −0.456*** (.115) | ||
| Pregnancy scare prior to relationship beginning | 0.323** (.105) | 0.358** (.103) | 0.366*** (.103) |
| Relationship-Level Variables | |||
| Relationship (ref. = married or engaged) | |||
| Cohabiting | 0.198 (.133) | 0.204 (.128) | 0.203 (.128) |
| Serious relationship | 0.757*** (.110) | 0.722*** (.105) | 0.726*** (.106) |
| Casual relationship | 2.597*** (.135) | 2.555*** (.132) | 2.559*** (.132) |
| Sex with partner (proportion of surveys in relationship) | –0.351** (.103) | –0.312** (.101) | –0.311** (.101) |
| No contraception used (proportion of surveys in relationship) | 0.140 (.133) | 0.183 (.131) | 0.190 (.132) |
| Ever pregnant with partner | −0.459** (.137) | −0.431** (.133) | −0.441** (.133) |
| Any children with partner | 0.510** (.160) | 0.479** (.154) | 0.485** (.154) |
| Partner's age | −0.007 (.010) | −0.007 (.009) | −0.007 (.009) |
| Relationship duration (weeks) | −0.017*** (.001) | −0.017*** (.001) | −0.017*** (.001) |
| Relationship duration squared | 0.000*** (.000) | 0.000*** (.000) | 0.000*** (.000) |
| Individual-Level Variables | |||
| Receive government aid | 0.174† (.098) | 0.162† (.097) | 0.164† (.097) |
| Age | 0.072† (.041) | 0.077† (.041) | 0.075† (.041) |
| Biological parents married | −0.106 (.082) | −0.118 (.079) | −0.115 (.080) |
| Non-Hispanic White | −0.184* (.082) | −0.173* (.081) | −0.172* (.081) |
| High school GPA | −0.182** (.067) | −0.188** (.067) | −0.186** (.067) |
| Currently enrolled in school | −0.068 (.076) | −0.060 (.076) | −0.060 (.076) |
| Number of prior pregnancies | 0.141*** (.035) | 0.136*** (.033) | 0.136*** (.033) |
| Number of sexual partners | 0.014† (.008) | 0.014† (.008) | 0.014† (.008) |
| Constant | −3.008*** (.801) | −3.059*** (.800) | −3.028*** (.799) |
| Number of Observations (person-weeks): 28,975; Women: 934 | |||
Notes: Estimates include robust standard errors for each woman to account for multiple relationships occurring during data collection. Standard errors are shown in parentheses.
†p < .10; *p < .05; **p < .01; ***p < .001