Correlation of clinical characteristics and pretreatment plasma EBV-DNA levels
| Characteristics . | Plasma EBV-DNA (copies/mL) . | ||||
|---|---|---|---|---|---|
| ≤ 500, n (%) . | > 500, n (%) . | P . | Median . | P . | |
| Age, y | .373 | .189 | |||
| ≤ 60 | 33 (94.3) | 30 (88.2) | 485 | ||
| > 60 | 2 (5.7) | 4 (11.8) | 5366 | ||
| Sex | .272 | .532 | |||
| Male | 25 (71.4) | 20 (58.8) | 271 | ||
| Female | 10 (28.6) | 14 (41.2) | 539 | ||
| B-symptoms | .002 | .002 | |||
| Presence | 7 (20.0) | 19 (55.9) | 1971 | ||
| Absence | 28 (80.0) | 15 (44.1) | 196 | ||
| Primary site | .703 | .416 | |||
| Nasal cavity | 30 (85.7) | 28 (82.4) | 485 | ||
| Others | 5 (14.3) | 6 (17.6) | 629 | ||
| LDH level | .024 | .003 | |||
| Elevated | 5 (14.3) | 13 (38.2) | 2312 | ||
| Normal | 30 (85.7) | 21 (61.8) | 196 | ||
| Ann Arbor stage | .090 | .089 | |||
| I | 32 (91.4) | 26 (76.5) | 271 | ||
| II | 3 (8.6) | 8 (23.5) | 3390 | ||
| ECOG score | .118 | .581 | |||
| 0 | 12 (34.3) | 18 (52.9) | 653 | ||
| 1 | 23 (65.7) | 16 (47.1) | 262 | ||
| IPI | .061 | .019 | |||
| 0 | 27 (77.1) | 19 (55.9) | 208 | ||
| 1-2 | 8 (22.9) | 15 (44.1) | 3898 | ||
| Characteristics . | Plasma EBV-DNA (copies/mL) . | ||||
|---|---|---|---|---|---|
| ≤ 500, n (%) . | > 500, n (%) . | P . | Median . | P . | |
| Age, y | .373 | .189 | |||
| ≤ 60 | 33 (94.3) | 30 (88.2) | 485 | ||
| > 60 | 2 (5.7) | 4 (11.8) | 5366 | ||
| Sex | .272 | .532 | |||
| Male | 25 (71.4) | 20 (58.8) | 271 | ||
| Female | 10 (28.6) | 14 (41.2) | 539 | ||
| B-symptoms | .002 | .002 | |||
| Presence | 7 (20.0) | 19 (55.9) | 1971 | ||
| Absence | 28 (80.0) | 15 (44.1) | 196 | ||
| Primary site | .703 | .416 | |||
| Nasal cavity | 30 (85.7) | 28 (82.4) | 485 | ||
| Others | 5 (14.3) | 6 (17.6) | 629 | ||
| LDH level | .024 | .003 | |||
| Elevated | 5 (14.3) | 13 (38.2) | 2312 | ||
| Normal | 30 (85.7) | 21 (61.8) | 196 | ||
| Ann Arbor stage | .090 | .089 | |||
| I | 32 (91.4) | 26 (76.5) | 271 | ||
| II | 3 (8.6) | 8 (23.5) | 3390 | ||
| ECOG score | .118 | .581 | |||
| 0 | 12 (34.3) | 18 (52.9) | 653 | ||
| 1 | 23 (65.7) | 16 (47.1) | 262 | ||
| IPI | .061 | .019 | |||
| 0 | 27 (77.1) | 19 (55.9) | 208 | ||
| 1-2 | 8 (22.9) | 15 (44.1) | 3898 | ||