Using multiple random index dates with the reverse waiting time distribution improves precision of estimated prescription durations.
Katrine BødkergaardRandi Marie SelmerNina Sahlertz KristiansenLars Jøran KjerpesethEva SkovlundEeva-Liisa Røssell JohansenPublished in: Pharmacoepidemiology and drug safety (2021)
Increasing the number of random index dates used with the rWTD improved precision without affecting bias.
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