Time trends in subarachnoid haemorrhage mortality across the BRICS (Brazil, Russian Federation, India, China and South Africa): an age-period-cohort analysis for the GBD 2021.

BMJ Open · 2025 · PMC11927447 · PMID 40107678

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an interesting trendno p-value reported

An interesting trend emerges in the Russian Federation, where positive local drift values are observed in both the older (75–90 years) and younger (20–40 years) age groups, while the middle-aged cohort (40–75 years) experiences negative drift.

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