The application value of mean red blood cell volume and red blood cell volume distribution width combined with total serum bilirubin in the early screening of neonatal hemolytic disease

Table 2 Comparison of TSB(μmol/L), MCV(fL), RDW-CV(%) and RDW-SD(fL) among the groups

		Early group	Late group	Z	P
TSB	HDN group	230.7 (185.5, 284.6) ^a	301.7(269.5, 341.9)^b	-8.147	< 0.001
TSB	Non-HDN group	152.4(60.4, 241.9)	295.4(261.8, 336.4)	-12.817	< 0.001
MCV	HDN group	99.6 (96.2, 102.6) ^a	96.4(93.2, 98.4)^a	-6.468	< 0.001
MCV	Non-HDN group	96.3(93.2, 101.1)	93.8(91.1, 96.5)	-5.702	< 0.001
RDW-CV	HDN group	16.8 (16.0, 17.9) ^a	15.2(14.7, 15.9)^c	-10.528	< 0.001
RDW-CV	Non-HDN group	15.7(15.2, 16.7)	15.1(14.7, 15.7)	-6.871	< 0.001
RDW-SD	HDN group	59.1 (56.1, 64.0) ^a	53.1(51.4, 56.1)^a	-9.136	< 0.001
RDW-SD	Non-HDN group	55.2(52.2, 59.2)	51.8(49.9, 54.3)	-7.38	< 0.001

In the early stage, compared with the non-HDN group, ^a P < 0.001, Z values were -8.129, -4.88, -7.654, -6.557, respectively; In the late stage, compared with the non-HDN group, ^b p = 0.504, ^a p < 0.001, ^c p = 0.192 and Z values were -0.669, -4.425, -1.304, -3.563, respectively
TSB Total serum bilirubin, MCV Mean corpuscular volume, RDW-CV Coefficient of variation of red blood cell volume distribution width, RDW-SD Standard deviation of red blood cell volume distribution width

ISSN: 1471-2431