Table 5.
Univariate and multivariate analysis of the effect of marital status on laryngeal cancer CSS based on different cancer stages before PSM.
| Variable | 5-year CSS | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|---|
| Log-rank χ2 test | P | HR (95% CI) | P | ||
| AJCC stage | |||||
| Stage I | |||||
| Marital status | 72.874 | < 0.001 | |||
| Married | 88.70% | Reference | |||
| Widowed | 74.10% | 2.24(1.68–2.99) | P < 0.001 | ||
| Single | 82.60% | 1.67(1.28–2.18) | P < 0.001 | ||
| Divorced/separated | 79.20% | 1.92(1.47–2.51) | P < 0.001 | ||
| Stage II | |||||
| Marital status | 53.982 | < 0.001 | |||
| Married | 77.70% | Reference | |||
| Widowed | 56.00% | 2.24(1.70–2.94) | P < 0.001 | ||
| Single | 66.40% | 1.65(1.25–2.71) | P < 0.001 | ||
| Divorced/separated | 70.40% | 1.38(1.04–1.82) | 0.022 | ||
| Stage III | |||||
| Marital status | 16.011 | 0.001 | |||
| Married | 58.60% | Reference | |||
| Widowed | 32.30% | 1.28(1.00–1.64) | 0.042 | ||
| Single | 44.30% | 1.28(1.05–1.56) | 0.014 | ||
| Divorced/separated | 42.20% | 1.19(0.97–1.46) | 0.092 | ||
| Stage IV | |||||
| Marital status | 53.499 | < 0.001 | |||
| Married | 43.00% | Reference | |||
| Widowed | 24.30% | 1.58(1.33–1.86) | P < 0.001 | ||
| Single | 37.70% | 1.17(1.03–1.32) | 0.012 | ||
| Divorced/separated | 37.60% | 1.17(1.02–1.33) | 0.022 | ||
CSS, cancer-specific survival; PSM, propensity score matching; HR, hazard ratio; CI, confidence interval.