Number of Trials and Number of Patients
The following table compares the number of open trials and number of patients accrued to open trials
sorted by trial phase in the 12-month reporting period
at NCI-designated Cancer Centers.
Figure 3. Number of Trials and Patient Accrual By Phase
| Phase |
Total No. of Open Trials |
Median No. of Open Trials |
Total No. of Accrued Patients |
Median No. of Accrued Patients |
| 0 |
0 |
0 |
0 |
0 |
| I |
2,731 |
40 |
10,266 |
67 |
| I/II |
1,131 |
16 |
3,628 |
34 |
| II |
5,530 |
77 |
21,657 |
180 |
| II/III |
123 |
3 |
246 |
1 |
| III |
5,271 |
92 |
12,000 |
150 |
| III/IV |
3 |
1 |
10 |
3 |
| IV |
85 |
2 |
305 |
1 |
| IV/V |
2 |
2 |
2 |
2 |
| V |
0 |
0 |
0 |
0 |
| Pilot/Feasibility |
1,286 |
17 |
29,589 |
112 |
| N/A |
8,760 |
99 |
216,121 |
1,835 |
| TOTAL TRIALS* --- 24,922 |
TOTAL ACCRUALS --- 293,824 |
*It is important to note that these are not
necessarily unique trials; the same trial may be open at multiple centers.
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