Table 2 Comparison of characteristics between patients with musculoskeletal involvement and propensity-score matched patients without musculoskeletal involvement
From: Musculoskeletal involvement in childhood leukemia: Characteristics and survival outcomes
Factor | Total (N=243) | No MSK involvement (N=162) | MSK involvement (N=81) | P value |
|---|---|---|---|---|
Age, years | 1 | |||
0-10 | 187 (77) | 125 (77.2) | 62 (76.5) | |
>10 | 56 (23) | 37 (22.8) | 19 (23.5) | |
Sex | 0.891 | |||
Male | 135 (55.6) | 89 (54.9) | 46 (56.8) | |
Female | 108 (44.4) | 73 (45.1) | 35 (43.2) | |
Year of diagnosis | 0.981 | |||
1979-1999 | 74 (30.5) | 50 (30.9) | 24 (29.6) | |
2000-2009 | 83 (34.2) | 55 (34) | 28 (34.6) | |
2010-2019 | 86 (35.4) | 57 (35.2) | 29 (35.8) | |
Morphology | 1 | |||
B-cell ALL | 150 (61.7) | 100 (61.7) | 50 (61.7) | |
T-cell ALL | 9 (3.7) | 6 (3.7) | 3 (3.7) | |
FAB classification | 57 (23.5) | 38 (23.5) | 19 (23.5) | |
AML | 27 (11.1) | 18 (11.1) | 9 (11.1) | |
WBC, ×109/L | 1 | |||
<50 | 27 (11.1) | 18 (11.1) | 9 (11.1) | |
≥50 | 216 (88.9) | 144 (88.9) | 72 (88.9) |