Table 2 Patient Characteristics in Each Dataset
From: A basic model for assessing primary health care electronic medical record data quality
| Â | Dataset A | Â | Dataset B | Â | Dataset C | Â |
|---|---|---|---|---|---|---|
Years of Data | January 1, 2006-December 31, 2015 | July 1, 2010-June 30, 2014 | March 1, 2006-June 30, 2010 | |||
| Â | # | % | # | % | # | % |
Sex | ||||||
 Males | 14,619 | 47.2% | 1126 | 45.6% | 6614 | 45.9% |
 Females | 16,381 | 52.8% | 1346 | 54.4% | 7782 | 54.1% |
Total | 31,000 | 100.0% | 2472 | 100.0% | 14,396 | 100.0% |
Missing Sex | 5 | Â | 0 | Â | 0 | Â |
Age | As of January 1, 2006 | Â | As of July 1, 2010 | Â | As of March 1, 2006 | Â |
Mean | 39.4 | 48.7 | 38.4 | |||
Median | 41 | 53 | 38 | |||
Missing Age | 1367 | 0 | 5 | |||