Cox proportional hazards models for the effect of relationship status on all-cause mortality, by age and sex in the Africa Centre Demographic Information System, 2001–2011
| Females | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 20–29 Years | 30–39 Years | 40–49 Years | 50–59 Years | 60 Years and over | ||||||
| Number of deaths | 1259 | 919 | 594 | 443 | 1260 | |||||
| HR | 95% CI | HR | 95% CI | HR | 95% CI | HR | 95% CI | HR | 95% CI | |
| Relationship status before 2005 (ref: not in relationship) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |||||
| Non-conjugal relationship | 0.71 | (0.60 to 0.85)*** | 0.73 | (0.60 to 0.87)** | 0.88 | (0.70 to 1.12) | 1.07 | (0.72 to 1.59) | 1.50 | (1.08 to 2.09)* |
| Conjugal relationship | 0.30 | (0.23 to 0.39)*** | 0.20 | (0.16 to 0.26)*** | 0.28 | (0.22 to 0.37)*** | 0.63 | (0.47 to 0.86)** | 0.51 | (0.39 to 0.68)*** |
| Relationship status after 2005 (ref: not in relationship) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |||||
| Non-conjugal relationship | 1.34 | (0.77 to 2.35) | 1.39 | (0.94 to 2.04) | 1.04 | (0.71 to 1.54) | 1.31 | (0.74 to 2.33) | 1.09 | (0.56 to 2.12) |
| Conjugal relationship | 0.64 | (0.35 to 1.18) | 0.53 | (0.35 to 0.79)** | 0.45 | (0.33 to 0.62)*** | 0.65 | (0.49 to 0.87)** | 0.73 | (0.57 to 0.93)* |
| Males | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 20–29 years | 30–39 years | 40–49 years | 50–59 years | 60 years and over | ||||||
| Number of deaths | 1171 | 1139 | 858 | 581 | 897 | |||||
| HR | 95% CI | HR | 95% CI | HR | 95% CI | HR | 95% CI | HR | 95% CI | |
| Relationship status before 2005 (ref: not in relationship) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |||||
| Non-conjugal relationship | 0.87 | (0.73 to 1.04) | 0.66 | (0.55 to 0.81)*** | 0.62 | (0.48 to 0.80)*** | 0.86 | (0.62 to 1.19) | 1.37 | (1.04 to 1.80)* |
| Conjugal relationship | 0.62 | (0.47 to 0.82)** | 0.36 | (0.29 to 0.45)*** | 0.34 | (0.27 to 0.43)*** | 0.40 | (0.30 to 0.54)*** | 0.59 | (0.48 to 0.74)*** |
| Relationship status after 2005 (ref: not in relationship) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |||||
| Non-conjugal relationship | 2.10 | (1.34 to 3.31)** | 1.31 | (0.82 to 2.09) | 0.70 | (0.46 to 1.06) | 0.93 | (0.53 to 1.62) | 0.66 | (0.32 to 1.34) |
| Conjugal relationship | 1.83 | (1.10 to 3.05)* | 0.89 | (0.56 to 1.42) | 0.40 | (0.28 to 0.57)*** | 0.50 | (0.33 to 0.74)*** | 0.55 | (0.41 to 0.75)*** |
Adjusted for age, age2 and education; *p<0.05, **p< 0.001, ***p<0.0001.