For UK/Australia/Ireland/ New Zealand Users
Timeline uses ONS Cohort Life Tables (Projected) for the longevity analysis. The cohort life table isbased on age-specific probabilities of death, which are calculated using observed deaths (mortality) data from the cohort.

US/Canada Users
Timeline uses US Social Security Cohort Life Tables for the longevity analysis. The cohort life table isbased on age-specific probabilities of death, which are calculated using observed deaths (mortality) data from the cohort.

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