Table 3.

Epitope mismatches for HEM platelets and match grades for HSM platelets

Transfusions
Evaluable trialNonevaluable trial
Epitope mismatches (HEM) (n = 107) (n = 97) 
 N 105 95 
 Median 
 Q1-Q3 0-6 0-6 
 Minimum to maximum 0-15 0-16 
 Mean (SD) 3.6 (4) 3.7 (4.5) 
Grade (HSM), n (%)* (n = 112) (n = 95) 
 A 57 (52) 37 (39) 
 B1 36 (33) 34 (36) 
 B2 13 (12) 19 (20) 
 B3 3 (3) 3 (3) 
 B4 1 (1) 1 (1) 
Transfusions
Evaluable trialNonevaluable trial
Epitope mismatches (HEM) (n = 107) (n = 97) 
 N 105 95 
 Median 
 Q1-Q3 0-6 0-6 
 Minimum to maximum 0-15 0-16 
 Mean (SD) 3.6 (4) 3.7 (4.5) 
Grade (HSM), n (%)* (n = 112) (n = 95) 
 A 57 (52) 37 (39) 
 B1 36 (33) 34 (36) 
 B2 13 (12) 19 (20) 
 B3 3 (3) 3 (3) 
 B4 1 (1) 1 (1) 

Mismatch was not reported for 2 evaluable and 2 nonevaluable HEM transfusions, and grade was not reported for 2 evaluable and 1 nonevaluable HSM transfusion.

Q, quartile.

*

Column percentages are shown.

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