ASPN Performance Characteristics, 1983 to 1990 (as of September 1 each year)
| 1983 | 1984 | 1985 | 1986 | 1987 | 1988 | 1989 | 1990 | |
|---|---|---|---|---|---|---|---|---|
| Number of practices | 38 | 46 | 47 | 52 | 64 | 71 | 76 | 75 |
| Percent rural | 63% | 63% | 65% | 60% | 62% | 59% | 59% | 53% |
| Number of clinicians | 78 | 138 | 145 | 183 | 190 | 216 | 213 | 314 |
| Mean age | 38 | 37 | 40 | 39 | 38 | 39 | 38 | 39 |
| Number of doctors | 66 | 117 | 125 | 158 | 167 | 188 | 182 | 264 |
| Number of residents | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 94 |
| Availability of practices’ doctors to respond to patients | ||||||||
| Least | 63% (Sunday afternoon) | 69% (Sunday afternoon) | 65% (Sat evening) | 65% (Sat eve.) | 68% (Sunday afternoon) | 70% (Sun evening) | 70% (Sunday afternoon) | 72% (Sunday afternoon) |
| Most | 98% (Monday afternoon) | 96% (Tuesday afternoon) | 94% (Tuesday afternoon) | 98% (Tuesday afternoon) | 95% (Tuesday morning) | 97% (Tuesday morning) | 96% (Tuesday morning) | 98% (Friday morning) |
| Evenings | 70% to 75% | 70% to 78% | 64% to 72% | 65% to 76% | 69% to 76% | 70% to 82% | 70% to 85% | 72% to 86% |
| Coverage by practice 52 weeks a year | 69% | 70% | 70% | 78% | 77% | 76% | 76% | 80% |
| Reporting rate | 89% | 86% to 93% | 93% to 95% | 95% to 98% | 89% to 97% | 94% | 92% | |
| Age/sex reports;* | ||||||||
| Number submitted by year’s end | 30 | 31 | 41 | 38 | 54 | 61 | 46 | 67 |
| Number completely enumerated | 7 | 11 | 21 | 30 | 48 | 49 | 44 | 63 |
| Total patients | 114,889 | 106,402 | 200,686 | 166,509 | 222,430 | 266,198 | 297,923 | 309,925 |
| Percent female | 56% | 55% | 57% | 57% | 56% | 56% | 56% | 56% |
| Estimated active population | 145,529 | 157,882 | 230,056 | 227,857 | 263,620 | 309,838 | 327,013 | 346,933 |
| Average encounters per practice each week | 160 | 167 | 156 | 177 | 191 | 195 | 184 | 195 |
* Age/sex registers are reported for the previous 2-year period (e.g., 1982 to 83 age/sex registers are collected in 1984).