Update cdm54.html

Correction "OBSERVATOIN_PERIOD" to "OBSERVATION_PERIOD" in line 1269
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AlbertLeeUCSF 2024-06-20 11:22:29 -07:00 committed by GitHub
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@ -1266,7 +1266,7 @@ occurrence or the first high quality occurrence of a Clinical Event
(Condition, Drug, Procedure, Device, Measurement, Visit) is defined as (Condition, Drug, Procedure, Device, Measurement, Visit) is defined as
the start of the OBSERVATION_PERIOD record, and the end date of the last the start of the OBSERVATION_PERIOD record, and the end date of the last
occurrence of last high quality occurrence of a Clinical Event, or the occurrence of last high quality occurrence of a Clinical Event, or the
end of the database period becomes the end of the OBSERVATOIN_PERIOD for end of the database period becomes the end of the OBSERVATION_PERIOD for
each Person. If a Person only has a single Clinical Event the each Person. If a Person only has a single Clinical Event the
OBSERVATION_PERIOD record can be as short as one day. Depending on these OBSERVATION_PERIOD record can be as short as one day. Depending on these
definitions it is possible that Clinical Events fall outside the time definitions it is possible that Clinical Events fall outside the time