Table 3.

TXB2 and urinary PGIM and TXM values before (visit 2) and after (visit 3) the randomized aspirin regimen in 243 evaluable patients with ET

100 mg, once daily (n = 85)100 mg twice daily(n = 79)100 mg thrice daily (n = 79)Global P*P
sTXB2 at V2 (ng/mL) 17 (8.2-33) 20 (11.6-6.4) 23.3 (9.6-46.4) .098 .41 
sTXB2 at V3 (ng/mL) 19.3 (9.7-40) 4 (2.1-6.7) 2.5 (1.4-5.7) <.001 .04 
sTXB2 V3/V2 ratio 1 (0.77-1.5) 0.1 (0.08-0.3) 0.1 (0.08-0.2) <.001 .24 
PGIM at V2 (pg/mg creatinine) 84 (50-123) 76 (47-132) 83 (53-123) .96 .74 
PGIM at V3 (pg/mg creatinine) 89 (54-127) 87 (46-121) 80 (47-131) .70 .90 
PGIM V3/V2 ratio 1.1 (0.7-1.5) 0.9 (0.7-1.4) 0.9 (0.6-1.6) .48 .88 
TXM at V2 (pg/mg creatinine) 485 (336-693) 641 (437-864) 515 (379-738) .02 .09 
TXM at V3 (pg/mg creatinine) 457 (313-674) 367 (237-541) 344 (229-487) .001 .37 
TXM V3/V2 ratio 0.9 (0.7-1.3) 0.7 (0.5-0.8) 0.7 (0.5-0.8) <.001 .71 
100 mg, once daily (n = 85)100 mg twice daily(n = 79)100 mg thrice daily (n = 79)Global P*P
sTXB2 at V2 (ng/mL) 17 (8.2-33) 20 (11.6-6.4) 23.3 (9.6-46.4) .098 .41 
sTXB2 at V3 (ng/mL) 19.3 (9.7-40) 4 (2.1-6.7) 2.5 (1.4-5.7) <.001 .04 
sTXB2 V3/V2 ratio 1 (0.77-1.5) 0.1 (0.08-0.3) 0.1 (0.08-0.2) <.001 .24 
PGIM at V2 (pg/mg creatinine) 84 (50-123) 76 (47-132) 83 (53-123) .96 .74 
PGIM at V3 (pg/mg creatinine) 89 (54-127) 87 (46-121) 80 (47-131) .70 .90 
PGIM V3/V2 ratio 1.1 (0.7-1.5) 0.9 (0.7-1.4) 0.9 (0.6-1.6) .48 .88 
TXM at V2 (pg/mg creatinine) 485 (336-693) 641 (437-864) 515 (379-738) .02 .09 
TXM at V3 (pg/mg creatinine) 457 (313-674) 367 (237-541) 344 (229-487) .001 .37 
TXM V3/V2 ratio 0.9 (0.7-1.3) 0.7 (0.5-0.8) 0.7 (0.5-0.8) <.001 .71 

Data are median (IQR).

V, visit.

*

Spearman test.

Twice-daily vs thrice-daily aspirin, Wilcoxon test.

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