This correlation can be used for all USMLE Steps including Step 1, Step 2 CK and Step 3.
USMLE discontinued 2-digit score reporting, which began in July 1, 2011 and USMLE Program expects to eliminate the 2-digit score on or about April 1, 2013.
NBME Q | Kaplan Q | UW Q Bank | USMLE 3-digit |
<390 | <40% | <43% | <190 (Fail) |
400 | 41% | 46% | 197 |
410 | 43% | 47% | 198 |
420 | 45% | 48% | 200 |
430 | 47% | 49% | 202 |
440 | 48% | 50% | 203 |
450 | 51% | 51% | 204 |
460 | 51% | 52% | 205 |
470 | 53% | 53% | 207 |
480 | 55% | 54% | 208 |
490 | 57% | 55% | 210 |
500 | 58% | 56% | 216 |
510 | 60% | 57% | 218 |
520 | 61% | 58% | 220 |
530 | 63% | 59% | 222 |
540 | 63% | 60% | 224 |
550 | 65% | 61% | 226 |
560 | 66% | 62% | 228 |
570 | 67% | 63% | 230 |
580 | 68% | 64% | 232 |
590 | 68% | 65% | 234 |
600 | 69% | 66% | 236 |
610 | 69% | 67% | 238 |
620 | 70% | 67% | 238 |
630 | 71% | 68% | 240 |
640 | 72% | 68% | 240 |
650 | 73% | 69% | 241 |
660 | 74% | 70% | 243 |
670 | 75% | 71% | 245 |
680 | 76% | 72% | 247 |
690 | 77% | 73% | 249 |
700 | 78% | 74% | 251 |
710 | 79% | 75% | 253 |
720 | 79% | 76% | 255 |
730 | 80% | 77% | 257 |
740 | 81% | 78% | 259 |
750 | 81% | 79% | 261 |
760 | 82% | 80% | 263 |
770 | 82% | 81% | 265 |
780 | 83% | 82% | 266 |
790+ | 84%+ | 85%+ | 270+ |