PLOD1 and neutropenia: rs1726801 (χ2 test P = 3.27 × 10−5; OR = 3.03, 95%CI:1.59–5.77, P = 0.001), rs1673041 (χ2 test P = 3.27 × 10−5; OR = 3.46, 95%CI:1.97–6.09, P = 1.70 × 10−5) and rs3219341 (χ2 test P = 3.09 × 10−5; OR = 3.03, 95%CI:1.59–5.75, P = 0.001) in PLOD1 were significantly associated with neutropenia (Table 2).