Estudios originales

Published on 10 de abril de 2025 | http://doi.org/10.5867/medwave.2025.03.3033

Retrospective study on disparities in time-to-treatment by health insurance system in Chilean breast cancer patients

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Multivariate analysis, hazard ratios, stratified by health insurance type.
Risk factorFONASA (n = 336)HR (95% CI)p valueISAPRE (n = 53)HR (95% CI)p value
Stage II3.43 (1.29 to 9.09)0.010.65 (0.12 to 3.56)0.62
Stage III4.64 (1.43 to 15.11)0.013.73 (0.54 to 25.87)0.18
Age1.03 (1 to 1.05)0.031.01 (0.94 to 1.09)0.73
Los Rios district1.27 (0.69 to 2.35)0.45N/AN/A
Total treatment time*1.01 (0.98 to 1.03)0.531.04 (0.98 to 1.09)0.13

N/A, not applicable. CI, confidence interval. HR, Hazard ratio. FONASA, National Health Fund. ISAPRE, Social Security Institutions.

*From diagnosis to radiotherapy (weeks).

Stage I and the Metropolitan district were the reference categories.

Source: Prepared by the authors.