Table 2.
Sociodemographic and Clinical Characteristics of Hospitalized Patients in the United States With AIS From 2000 to 2010
| 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Age, y | |||||||||||
| 25 to 44 | 3.05% | 3.05% | 3.29% | 3.69% | 3.76% | 3.92% | 4.11% | 4.12% | 4.1% | 4.05% | 4.16% |
| 45 to 64 | 20.42% | 20.61% | 22.12% | 23.15% | 24.32% | 24.14% | 25.67% | 26.36% | 26.91% | 27.05% | 28.57% |
| 65 to 84 | 57.12% | 56.53% | 55.24% | 53.88% | 53.02% | 51.47% | 50.13% | 49.19% | 48.81% | 48.57% | 47.25% |
| Over 85 | 19.41% | 19.81% | 19.35% | 19.28% | 18.89% | 20.48% | 20.08% | 20.34% | 20.18% | 20.33% | 20.02% |
| Charlson Index | |||||||||||
| ≥0 and <1 | 53.58% | 54.44% | 54.01% | 54.82% | 54.64% | 54.04% | 54.44% | 54.44% | 52.1% | 52.04% | 51.17% |
| ≥1 and <2 | 29.71% | 29.1% | 28.7% | 28.14% | 27.86% | 27.5% | 26.23% | 25.81% | 26.76% | 25.96% | 26.36% |
| ≥3 | 16.71% | 16.46% | 17.29% | 17.04% | 17.49% | 18.45% | 19.33% | 19.75% | 21.14% | 22.01% | 22.47% |
| Discharge status | |||||||||||
| AMA | 0.35% | 0.4% | 0.43% | 0.51% | 0.53% | 0.61% | 0.66% | 0.64% | 0.65% | 0.64% | 0.68% |
| Died in hospital | 6.98% | 7% | 6.71% | 6.46% | 6.22% | 5.97% | 5.83% | 5.43% | 5.67% | 5.14% | 5.21% |
| Discharged alive, destination unknown | 0.1% | 0.11% | 0.15% | 0.1% | 0.14% | 0.1% | 0.15% | 0.13% | 0.15% | 0.12% | |
| Home health care | 9.29% | 9.67% | 9.83% | 10.36% | 11.61% | 11.33% | 11.87% | 12.16% | 12.5% | 12.37% | 12.77% |
| Other including: SNF, intermediate care, another type of facility | 43.73% | 43.85% | 43.73% | 42.42% | 44.34% | 44.25% | 43.03% | 43.01% | 42.3% | 42.58% | 42.67% |
| Routine | 36.3% | 35.65% | 36.33% | 37.4% | 34.58% | 34.97% | 35.26% | 35.22% | 35.04% | 36% | 35.38% |
| Short‐term hospital | 3.35% | 3.33% | 2.85% | 2.69% | 2.62% | 2.72% | 3.27% | 3.39% | 3.71% | 3.13% | 3.17% |
| Sex | |||||||||||
| Female | 56.62% | 56.18% | 56.07% | 55.42% | 54.89% | 54.64% | 53.96% | 54% | 53.77% | 52.9% | 52.42% |
| Male | 43.38% | 43.82% | 43.93% | 44.58% | 45.11% | 45.36% | 46.04% | 46% | 46.23% | 47.1% | 47.58% |
| Hospital bed size | |||||||||||
| Large | 59.87% | 61.21% | 61.81% | 62.33% | 63.25% | 63.62% | 61.41% | 62.25% | 65.72% | 64.49% | 66.87% |
| Medium | 28.2% | 27% | 25.49% | 26.01% | 25.33% | 25.01% | 24.65% | 25.71% | 23.22% | 24.68% | 21.7% |
| Small | 11.93% | 11.79% | 12.7% | 11.67% | 11.41% | 11.37% | 13.94% | 12.04% | 11.05% | 10.83% | 11.44% |
| Hospital region | |||||||||||
| Midwest | 22.65% | 23.35% | 23.08% | 23.23% | 24.52% | 23.83% | 23.82% | 24.08% | 22.74% | 22.59% | 21.86% |
| Northeast | 19.2% | 18.23% | 19.24% | 18.78% | 17.26% | 18.01% | 18.33% | 17.3% | 17.93% | 18.43% | 18.22% |
| South | 40.6% | 41.35% | 40.14% | 41.09% | 41.92% | 40.8% | 39.92% | 40.49% | 42.46% | 40.7% | 41.34% |
| West | 17.56% | 17.07% | 17.54% | 16.9% | 16.31% | 17.37% | 17.94% | 18.12% | 16.88% | 18.29% | 18.58% |
| Length of stay, days | 6.2±0.09 | 6.05±0.07 | 5.92±0.07 | 5.84±0.06 | 5.67±0.05 | 5.59±0.06 | 5.61±0.06 | 5.48±0.06 | 5.41±0.06 | 5.22±0.06 | 5.27±0.07 |
| Payment types | |||||||||||
| Medicaid | 4.95% | 5.09% | 5.22% | 5.66% | 5.78% | 5.68% | 6.04% | 6.11% | 6.32% | 6.64% | 7.49% |
| Medicare | 72.18% | 71.52% | 71.23% | 71.28% | 68.97% | 70.12% | 68.32% | 66.69% | 65.44% | 65.54% | 64.3% |
| No charge | 0.22% | 0.17% | 0.2% | 0.3% | 0.33% | 0.46% | 0.39% | 0.49% | 0.45% | 0.46% | 0.51% |
| Other pay | 1.55% | 1.63% | 1.73% | 1.78% | 1.98% | 1.58% | 2.26% | 2.21% | 2.29% | 2.19% | 2.35% |
| Private including HMO | 18.48% | 18.9% | 18.66% | 17.96% | 19.13% | 18.35% | 18.98% | 20.13% | 21.13% | 20.36% | 20.15% |
| Self pay | 2.63% | 2.69% | 2.96% | 3.03% | 3.81% | 3.82% | 4.01% | 4.38% | 4.37% | 4.81% | 5.21% |
| Race | |||||||||||
| Asian/Pacific | 2.28% | 2.28% | 2.63% | 2.8% | 2.43% | 2.11% | 2.41% | 2.66% | 2.63% | 2.79% | 2.48% |
| Black | 13.71% | 13.87% | 16.01% | 16.4% | 17.07% | 13.07% | 15.82% | 16.68% | 15.53% | 15.18% | 18.73% |
| Hispanic | 5.73% | 6.14% | 6.87% | 7.92% | 7.08% | 7.52% | 8.06% | 7.62% | 6.49% | 7.48% | 7.02% |
| Native American | 0.22% | 0.37% | 0.21% | 0.16% | 0.33% | 0.29% | 0.56% | 0.64% | 0.53% | 0.52% | 0.63% |
| Other race | 1.83% | 1.75% | 1.99% | 2.33% | 1.98% | 2.03% | 2.19% | 2.4% | 3.04% | 3.08% | 2.13% |
| White | 76.23% | 75.59% | 72.29% | 70.39% | 71.1% | 74.97% | 70.96% | 69.99% | 71.77% | 70.96% | 69.01% |
| Rural/Urban | |||||||||||
| Rural | 19.24% | 19.31% | 18.17% | 18.55% | 16.41% | 16.51% | 15.41% | 15.17% | 14% | 13.01% | 13.07% |
| Urban | 80.76% | 80.69% | 81.83% | 81.45% | 83.59% | 83.49% | 84.59% | 84.83% | 86% | 86.99% | 86.93% |
| Teaching/nonteaching | |||||||||||
| Nonteaching | 64.14% | 63.8% | 62.34% | 62% | 62.02% | 65.17% | 56.33% | 58.03% | 57.05% | 56.12% | 52.41% |
| Teaching | 35.86% | 36.2% | 37.66% | 38% | 37.98% | 34.83% | 43.67% | 41.97% | 42.95% | 43.88% | 47.59% |
AIS indicates acute ischemic stroke; AMA, against medical advice; HMO, Health Maintenance Organization; SNF, skilled nursing facility.