Table 1.
Incidence Rates of Pulmonary Embolism in Pennsylvania
| 1997 | 1998 | 1999 | 2000 | 2001 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| PE cases | 5775 | 0.047% | 6143 | 0.050% | 6415 | 0.052% | 6987 | 0.057% | 7699 | 0.063% |
| Pennsylvania population |
12,227,814 | 12,245,672 | 12,263,805 | 12,282,591 | 12,287,150 | |||||
| Pennsylvania discharges |
1,754,633 | 1,718,525 | 1,745,181 | 1,789,147 | 1,812,898 | |||||
| Length of stay (d) | 10,384,079 | 9,043,073 | 8,424,381 | 8,554,508 | 8,732,616 | |||||
| Population risk | 0.056% | 0.068% | 0.076% | 0.082% | 0.088% | |||||
| Male | 2447 | 0.042% | 2639 | 0.046% | 2687 | 0.047% | 2938 | 0.049% | 3153 | 0.053% |
| 5,774,474 | 5,768,439 | 5,765,533 | 5,932,973 | 5,945,018 | ||||||
| Female | 3328 | 0.053% | 3504 | 0.056% | 3728 | 0.060% | 4049 | 0.064% | 4546 | 0.071% |
| 6,241,414 | 6,233,890 | 6,228,483 | 6,352,519 | 6,353,345 | ||||||
| White | 4692 | 0.044% | 4884 | 0.046% | 4965 | 0.047% | 5408 | 0.051% | 5995 | 0.056% |
| 10,644,566 | 10,621,032 | 10,602,898 | 10,676,627 | 10,669,055 | ||||||
| African American | 615 | 0.053% | 643 | 0.055% | 598 | 0.051% | 712 | 0.056% | 760 | 0.060% |
| 1,162,680 | 1,166,137 | 1,170,095 | 1,260,689 | 1,267,387 | ||||||
| Age ≥ 70 y | 2894 | 0.219% | 3137 | 0.223% | 3134 | 0.221% | 3333 | 0.231% | 3746 | 0.259% |
| 1,386,751 | 1,403,276 | 1,415,445 | 1,441,115 | 1,446,076 | ||||||
| Age < 70 y | 2881 | 0.027% | 3006 | 0.028% | 3281 | 0.031% | 3654 | 0.034% | 3953 | 0.036% |
| 10,629,137 | 10,599,053 | 10,578,571 | 10,844,992 | 10,857,028 | ||||||
| Associated Disorders | ||||||||||
| CHF | 1181 | 17.83% | 1256 | 17.99% | 1254 | 17.04% | 1349 | 16.81% | 1603 | 18.01% |
| Cancer | 1589 | 23.98% | 1736 | 24.87% | 1784 | 24.24% | 2013 | 25.08% | 2262 | 25.41% |
| Trauma | 562 | 8.48% | 577 | 8.27% | 610 | 8.29% | 621 | 7.74% | 734 | 8.25% |
| Atlas Severity of Illness Score |
||||||||||
| Missing | 641 | 9.68% | 757 | 10.85% | 548 | 7.44% | 484 | 6.03% | 662 | 7.44% |
| None | 96 | 1.45% | 108 | 1.55% | 117 | 1.59% | 113 | 1.41% | 203 | 2.28% |
| Minimal | 791 | 11.94% | 767 | 10.99% | 831 | 11.29% | 1543 | 19.23% | 1491 | 16.75% |
| Moderate | 2738 | 41.33% | 2840 | 40.69% | 3160 | 42.93% | 3735 | 46.54% | 4110 | 46.17% |
| Severe | 2202 | 33.24% | 2332 | 33.41% | 2534 | 34.42% | 2107 | 26.26% | 2360 | 26.51% |
| Maximal | 157 | 2.37% | 176 | 2.52% | 171 | 2.32% | 43 | 0.54% | 75 | 0.84% |
| Mortality | 759 | 11.46% | 831 | 11.91% | 785 | 10.66% | 818 | 10.19% | 819 | 9.20% |
| Diagnostic Procedures | ||||||||||
| 320 general x-rays | 5006 | 42.59% | 5043 | 39.27% | 5040 | 36.47% | 5307 | 33.88% | 5636 | 31.31% |
| 323 Arteriography | 136 | 1.16% | 190 | 1.48% | 255 | 1.85% | 247 | 1.58% | 265 | 1.47% |
| 324 chest x-rays | 3049 | 25.94% | 3361 | 26.17% | 3761 | 27.21% | 4241 | 27.07% | 4922 | 27.35% |
| 341 nuclear scans | 1968 | 16.74% | 2327 | 18.12% | 2426 | 17.55% | 2760 | 17.62% | 3011 | 16.73% |
| 352 CT scans | 1273 | 10.83% | 1589 | 12.37% | 1963 | 14.20% | 2724 | 17.39% | 3681 | 20.45% |
| Missing | 321 | 2.73% | 331 | 2.58% | 375 | 2.71% | 387 | 2.47% | 483 | 2.68% |
PE = pulmonary embolism; CHF = congestive heart failure; CT = computed tomography.