Table 6 The distribution of leukemia subtypes among the regions (1999–2013)*
From: The burden of leukemia in the Kingdom of Saudi Arabia: 15 years period (1999–2013)
Regions | Central | Eastern | Madinah | Southern | Western | |||||
|---|---|---|---|---|---|---|---|---|---|---|
Morphology | No. | % | No. | % | No. | % | No. | % | No. | % |
Precursor B-cell lymphoblastic leukemia | 635 | 21.8 | 237 | 16.8 | 226 | 18.3 | 238 | 19.0 | 288 | 15.5 |
Precursor cell lymphoblastic leukemia, NOS | 409 | 14.1 | 240 | 17.1 | 237 | 19.1 | 215 | 17.1 | 400 | 21.5 |
Chronic myeloid leukemia, NOS | 375 | 12.9 | 177 | 12.6 | 152 | 12.3 | 173 | 13.8 | 251 | 13.5 |
Acute myeloid leukemia, NOS | 334 | 11.5 | 184 | 13.1 | 145 | 11.7 | 160 | 12.8 | 204 | 11.0 |
B-cell chronic lymphocytic leukemia/small lymphocytic lymphoma | 275 | 9.5 | 111 | 7.9 | 89 | 7.2 | 113 | 9.0 | 155 | 8.3 |
Precursor T-cell lymphoblastic leukemia | 129 | 4.4 | 38 | 2.7 | 34 | 2.7 | 39 | 3.1 | 82 | 4.4 |
Acute leukemia, NOS | 25 | 0.9 | 20 | 1.4 | 46 | 3.7 | 43 | 3.4 | 62 | 3.3 |
Acute monocytic leukemia | 98 | 3.4 | 46 | 3.3 | 21 | 1.7 | 24 | 1.9 | 44 | 2.4 |
Acute promyelocytic leukemia, t(15;17)(q22;q11–12) | 114 | 3.9 | 63 | 4.5 | 40 | 3.2 | 48 | 3.8 | 50 | 2.7 |
Leukemia, NOS | 20 | 0.7 | 45 | 3.2 | 81 | 6.0 | 25 | 2.0 | 45 | 2.4 |
Acute myelomonocytic leukemia | 74 | 2.5 | 30 | 2.1 | 26 | 2.1 | 27 | 2.2 | 42 | 2.3 |
Acute myeloid leukemia with maturation | 72 | 2.5 | 24 | 1.7 | 21 | 1.7 | 20 | 1.6 | 29 | 1.6 |
Chronic myelogenous leukemia, BCR/ABL positive | 31 | 1.1 | 19 | 1.4 | 9 | 0.7 | 8 | 0.6 | 40 | 2.2 |
Acute myeloid leukemia without maturation | 42 | 1.4 | 15 | 1.1 | 16 | 1.3 | 14 | 1.1 | 16 | 0.9 |
All others | 275 | 9.5 | 158 | 11.2 | 95 | 7.7 | 107 | 8.5 | 152 | 8.2 |