fig1

Figure 1. Mortality Rate and Sex Ratio by Age. (A) Death probability by age for males and females, based on the 2021 actuarial life table from the U.S. Social Security Administration (SSA). (B) Male-to-female ratio by age group, based on the 2023 U.S. Census Bureau report on population distribution. Percentages represent the proportion of males or females within each age group. Statistical analysis was performed by Chi-squared test with Bonferroni correction, comparing observed sex ratios against an expected 50:50 distribution. Asterisks (*) indicate adjusted p-values < 0.05. For statistically significant age ranges, the percentage of males is reported.