From: Is the “seven-year itch” real?—a study on the changing divorce pattern in Chinese marriages
Classic Cox | Stratified Cox | |||
---|---|---|---|---|
Coefficient | Standard error | Coefficient | Standard error | |
Marriage cohort (before 1980 = 0) | ||||
• 1980–1989 | 1.253*** | 0.129 | ||
• 1990–1999 | 1.768*** | 0.138 | ||
• 2000–2010 | 2.318*** | 0.168 | ||
City (countryside = 0) | 0.569*** | 0.092 | 0.556*** | 0.092 |
Wife’s first marriage age | −0.026* | 0.011 | −0.027* | 0.011 |
Wife’s education level (Elementary School or below = 0) | ||||
• Secondary school | 0.313* | 0.129 | 0.313* | 0.129 |
• High school | 0.348* | 0.152 | 0.350* | 0.152 |
• College and above | 0.368+ | 0.210 | 0.375+ | 0.210 |
• Missing value | 3.309*** | 0.113 | 3.292*** | 0.113 |
Number of children | ||||
• No. of children aged 0 | −1.874*** | 0.311 | −1.820*** | 0.312 |
• No. of children aged 1–5 | −0.830*** | 0.102 | −0.816*** | 0.104 |
• No. of children aged 6–12 | −0.700*** | 0.102 | −0.725*** | 0.105 |
• No. of children older than 13 | −0.472*** | 0.110 | −0.494*** | 0.109 |
Having son (no = 0) | −0.209* | 0.098* | −0.212* | 0.098 |
Quasi-likelihood radio chi-square | 1471.02*** | 1249.40*** | ||
df | 14 | 11 | ||
Sample size | 16,472 | 16,472 | ||
Person-years | 408,487 | 408,487 |