Table 2. Standardized Differences between Open Claims (Kythera) and Closed Claims Data Sets.
Kythera vs MarketScan® (Std. Diff.) | Kythera vs PharMetrics® Plus (Std. Diff.) | |||||||
---|---|---|---|---|---|---|---|---|
Diagnosis | Inpatient | Emergency | Outpatient | LOS | Inpatient | Emergency | Outpatient | LOS |
Ankylosing spondylitis | 0.0250 | 0.2841 | 0.3120 | 0.1605 | 0.1195 | 0.0178 | 0.2131 | 0.1769 |
Bladder cancer | 0.0395 | 0.1806 | 0.2777 | 0.1572 | 0.0610 | 0.0799 | 0.0365 | 0.0652 |
Cirrhosis | 0.0570 | 0.2962 | 0.4690 | 0.0874 | 0.0843 | 0.0900 | 0.4106 | 0.0576 |
Chronic kidney disease | 0.1353 | 0.0031 | 0.1171 | 0.1648 | 0.1866 | 0.1422 | 0.2700 | 0.1694 |
Crohn’s disease | 0.0803 | 0.2145 | 0.1939 | 0.0769 | 0.0196 | 0.0141 | 0.0587 | 0.0972 |
Cystic fibrosis | 0.2297 | 0.3549 | 0.7261 | 0.1053 | 0.1055 | 0.1286 | 0.4082 | 0.0968 |
Endometriosis | 0.0864 | 0.2119 | 0.3094 | 0.0296 | 0.0704 | 0.0514 | 0.1146 | 0.0877 |
Hepatitis B | 0.1893 | 0.0907 | 0.4946 | 0.1911 | 0.2321 | 0.2042 | 0.4600 | 0.1534 |
Leiomyoma of uterus | 0.1388 | 0.1387 | 0.0041 | 0.1771 | 0.2278 | 0.1633 | 0.1619 | 0.1799 |
Lupus | 0.0779 | 0.2136 | 0.0861 | 0.1517 | 0.0746 | 0.0206 | 0.0534 | 0.1125 |
Multiple sclerosis | 0.1265 | 0.2321 | 0.3035 | 0.2732 | 0.2290 | 0.0037 | 0.2028 | 0.2720 |
Myositis | 0.2736 | 0.1192 | 0.2061 | 0.2261 | 0.3924 | 0.1764 | 0.2958 | 0.2257 |
Opioid dependence | 0.1366 | 0.0969 | 0.0164 | 0.1782 | 0.0138 | 0.0722 | 0.1433 | 0.0195 |
Rheumatoid arthritis | 0.1449 | 0.2002 | 0.4713 | 0.1889 | 0.1651 | 0.0343 | 0.2205 | 0.1945 |
Schizophrenia | 0.1239 | 0.0749 | 0.1776 | 0.0901 | 0.0288 | 0.0124 | 0.3213 | 0.1524 |
Type 1 diabetes mellitus | 0.0906 | 0.0950 | 0.1311 | 0.2115 | 0.1990 | 0.1102 | 0.0923 | 0.2279 |
Ulcerative colitis | 0.0645 | 0.1568 | 0.0844 | 0.1628 | 0.1378 | 0.0305 | 0.0131 | 0.1714 |
Abbreviations: ED, emergency department; LOS, length of stay; Std. Diff., standardized difference.