Table 2.
Blinded manual chart review findings for lines of therapy.
| Group | All patients (N=500) | Training cohort (n=350) | Test cohort (n=150) | P value | ||||||
| Case classification, n (%)a | N/Ab | |||||||||
|
|
Simple cases | 254 (50.8) | 178 (50.9) | 76 (50.7) |
|
|||||
|
|
Complex cases | 246 (49.2) | 172 (49.1) | 74 (49.3) |
|
|||||
| LOT,c n (%) | .09d | |||||||||
|
|
1 | 280 (56.0) | 193 (55.1) | 87 (58.0) |
|
|||||
|
|
2 | 144 (28.8) | 103 (29.4) | 41 (27.3) |
|
|||||
|
|
3 | 51 (10.2) | 36 (10.3) | 15 (10.0) |
|
|||||
|
|
4 | 20 (4.0) | 17 (4.9) | 3 (2.0) |
|
|||||
|
|
5 | 3 (0.6) | 0 (0.0) | 3 (2.0) |
|
|||||
|
|
6 | 2 (0.4) | 1 (0.3) | 1 (0.7) |
|
|||||
| Maintenance therapy, n (%) | 74 (14.8) | 51 (14.6) | 23 (15.3) | .89d | ||||||
aBlinded manual chart review was used to identify simple cases as patients who received one line of therapy (LOT) and no maintenance therapy, and complex cases as patients who received more than one LOT and/or maintenance therapy.
bN/A: not applicable.
cLOT: line of therapy.
dFisher exact test comparing training and test cohorts.