Table 1.
Baseline characteristics of adolescents and adults with newly diagnosed BL in Lilongwe, Malawi, from 2013 to 2018
| Total no. of patients | All | HIV-positive (n = 15) | HIV-negative (n = 20) | P | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. | % | Median | Range | Mean | SD | No. | % | Median | Range | Mean | SD | No. | % | Median | Range | Mean | SD | |||
| Male sex | 35 | 25 | 71 | 10 | 67 | 15 | 75 | .71 | ||||||||||||
| Age, y | 35 | 21 | 15-61 | 40 | 21-61 | 15 | 15-41 | <.001 | ||||||||||||
| Body mass index, kg/m2 | 30 | 19.1 | 4.5 | 21.8 | 3.1 | 16.2 | 3.9 | <.001 | ||||||||||||
| B symptoms | 35 | 24 | 69 | 10 | 67 | 14 | 70 | 1 | ||||||||||||
| Ann Arbor stage III to IV | 35 | 27 | 77 | 9 | 60 | 18 | 90 | .05 | ||||||||||||
| ECOG PS ≥2 | 35 | 19 | 54 | 5 | 33 | 14 | 70 | .04 | ||||||||||||
| aaIPI | 32 | .28 | ||||||||||||||||||
| 0 | 1 | 3 | 1 | 7 | 0 | 0 | ||||||||||||||
| 1 | 7 | 22 | 5 | 33 | 2 | 12 | ||||||||||||||
| 2 | 12 | 38 | 5 | 33 | 7 | 41 | ||||||||||||||
| 3 | 12 | 38 | 4 | 27 | 8 | 47 | ||||||||||||||
| Central nervous system involvement | 35 | 5 | 14 | 1 | 7 | 4 | 20 | .36 | ||||||||||||
| Bone marrow involvement | 22 | 4 | 18 | 2 | 50 | 2 | 15 | 1.00 | ||||||||||||
| Abdominal disease | 35 | 23 | 66 | 7 | 47 | 16 | 80 | .07 | ||||||||||||
| Bulky disease (>10 cm) | 24 | 16 | 66 | 9 | 60 | 7 | 78 | .66 | ||||||||||||
| HIV diagnosis known prior to Burkitt diagnosis | 15 | ― | 9 | 60 | ― | ― | ||||||||||||||
| Time since HIV diagnosis, years | 9 | ― | 1.4 | 0.4-9.4 | ― | ― | ||||||||||||||
| Receiving ART at BL diagnosis | 15 | ― | 8 | 53 | ― | ― | ||||||||||||||
| Duration of ART at BL diagnosis, years | 8 | ― | 1.1 | 0.4-2.6 | ― | ― | ||||||||||||||
| CD4 count, cells per μL | 15 | ― | 130 | 29-605 | ― | ― | ||||||||||||||
| HIV viral load, log10 copies per μL | 15 | ― | 1.6 | 0-6.0 | ― | ― | ||||||||||||||
| HIV viral load, detectable >400 copies per μL | 15 | ― | 5 | 33 | ― | ― | ||||||||||||||
| White blood cells, ×109/L | 35 | 7.2 | 2.1-20.3 | 4.8 | 2.1-12.0 | 8.3 | 3.6-20.3 | .005 | ||||||||||||
| Hemoglobin, g/dL | 35 | 10.8 | 1.6-14.8 | 11.0 | 7.7-14.8 | 9.8 | 1.6-14.3 | .17 | ||||||||||||
| Platelets, ×109/L | 35 | 365 | 77-859 | 312 | 77-791 | 382 | 139-859 | .44 | ||||||||||||
| Creatinine, mg/dL | 33 | 0.6 | 0.3-28.0 | 0.8 | 0.6-28.0 | 0.5 | 0.3-11.4 | .002 | ||||||||||||
| Bilirubin, mg/dL | 32 | 0.3 | 0.2-2.0 | 0.3 | 0.2-1.4 | 0.4 | 0.2-2.0 | .05 | ||||||||||||
| Albumin, g/dL | 26 | 3.7 | 0.8 | 3.8 | 0.8 | 3.6 | 0.9 | .69 | ||||||||||||
| LDH ratio per ULN | 32 | 2.2 | 0.4-22.3 | 3.0 | 0.7-22.3 | 2.1 | 0.4-20.0 | .35 | ||||||||||||
| LDH >2× ULN | 32 | 22 | 67 | 11 | 73 | 11 | 65 | .71 | ||||||||||||
| EBER positive by in situ hybridization | 19 | 9 | 47 | 2 | 20 | 7 | 78 | .02 | ||||||||||||
| First-line chemotherapy | 31 | 1.00 | ||||||||||||||||||
| CHOP | 22 | 71 | 9 | 75 | 13 | 68 | ||||||||||||||
| More intensive | 9 | 29 | 3 | 25 | 6 | 32 | ||||||||||||||
aaIPI, age-adjusted International Prognostic Index; EBER, Epstein-Barr virus–encoded RNA; SD, standard deviation.