Nine patients (P1, P4, P5, P12, P13, P15, P16, P61 and P62) (43.75%, 9/12) had leucocytosis; 4 (P2, P3, P14 and P16) (33.33%, 4/12) had neutropenia; 6 (P12, P13, P14, P15, P16 and P61) (43.75%, 7/12) had elevated C‐reactive protein (CRP); 2 (P16 and P61) (31.25%, 5/12) suffered from moderate anaemia; and 3 (P3, P5 and P16) (18.75%, 3/12) presented with thrombocytopenia (Supplementary table 3). This evidence concerns the gene CRP and neutropenia.