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Figure 2 | BMC Medical Informatics and Decision Making

Figure 2

From: Estimating the re-identification risk of clinical data sets

Figure 2

The mean proportion of unique records in samples drawn from the NY State Inpatient Database data set for 1000 samples at different sampling fractions for month/year of birth, ZIP3, gender, length of stay in days, and time since last visit in days. The whiskers represent the standard deviation. The population risk value is 0.1815.

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