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. 2011 Dec 6;4:10.3402/ehtj.v4i0.11702. doi: 10.3402/ehtj.v4i0.11702

Table 1.

Completeness of data fields in ELR messages before and after enhancement by a health information exchange.

Key data element Percent complete raw Percent complete enhanced Difference
Patient's identifier 99.9% 100% +0.01%
Patient's name 99.4% 100% +0.06%
Patient's date of birth 97.8% 99.8% +2.0%
Sex (gender) 95.8% 99.9% +4.1%
Race 38.4% 60.3% +21.9%
Patient's address 41.5% 63.3% +21.8%
Patient's home phone number 38.5% 72.8% +34.3%
Ethnicity 3.5% 18.3% +14.8%
Name of attending physician or hospital or clinic or submitter 57.4% 66.5% +8.9%
Telephone number of attending physician or hospital or clinic or submitter 0.15% 73.3% +73.2%
Address of attending physician or hospital or clinic or submitter NA 84.6% +84.6%