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f8-live-birth-bias {ctfepi}sealed case file

Live Birth Bias

Case F8, First BreathsPerinatal and Reproductive Epidemiologyscene 5insane800 pts

Case

The birth registry shows a paradox among low birth weight babies whose mothers smoke.

What this scene will ask

The exposure causes early pregnancy loss, and only live births are studied.

Planned flag: the bias, from a list; RR among all conceptions from the supplied full data, 3 dp; RR among live births, 3 dp.

Status

[#] Sealed. This scene opens when it is written and passes review. Nothing on CTFEpi expires, so there is no rush.