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J Am Med Inform Assoc 15:40-43 doi:10.1197/jamia.M2438
  • Focus On Medical Record Identification of Smoking Status

Medical i2b2 NLP Smoking Challenge: The A-Life System Architecture and Methodology

Table 5

Rat-Stats Sample Sizes

Confidence Level
Precision Level 80% 90% 95% 99%
1% 4089 6718 9512 16317
2% 1025 1688 2395 4130
5% 164 270 384 663
10% 41 68 96 166
15% 18 30 43 74

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