From 69163859e52fbca14fea9c474305470984c03b14 Mon Sep 17 00:00:00 2001 From: clairblacketer Date: Tue, 20 Jun 2017 13:48:15 -0400 Subject: [PATCH] Updated OBSERVATION_PERIOD (markdown) --- StandardizedClinicalDataTables/OBSERVATION_PERIOD.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/StandardizedClinicalDataTables/OBSERVATION_PERIOD.md b/StandardizedClinicalDataTables/OBSERVATION_PERIOD.md index d88ec4a..e83bf65 100644 --- a/StandardizedClinicalDataTables/OBSERVATION_PERIOD.md +++ b/StandardizedClinicalDataTables/OBSERVATION_PERIOD.md @@ -1,7 +1,7 @@ The OBSERVATION_PERIOD table contains records which uniquely define the spans of time for which a Person is at-risk to have clinical events recorded within the source systems, even if no events in fact are recorded (healthy patient with no healthcare interactions). Field|Required|Type|Description -:----|:----|:-----|:----- +:------------------------------|:--------|:-----|:---------------------------------------------- |observation_period_id|Yes|integer|A unique identifier for each observation period.| |person_id|Yes|integer|A foreign key identifier to the person for whom the observation period is defined. The demographic details of that person are stored in the person table.| |observation_period_start_date|Yes|date|The start date of the observation period for which data are available from the data source.|