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. 2021 Jul 10;30(1):167–176. doi: 10.1007/s00520-021-06377-5

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© The Author(s) 2021

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Fig. 1 — Box-plot representing the entire range of PSQI total values for the whole sample, male, female, AML, ALL, and NHL stratifications. The grey area indicates the general German population PSQI mean and SD; the vertical grey lines separate the total sample from sex and pathology categorizations. PSQI = Pittsburgh Sleep Quality Index; AML = Acute Myeloid Leukemia; ALL = Acute Lymphoblastic Leukemia; NHL = non-Hodgkin lymphoma