Table 2.

Trough plasminogen activity levels after treatment with plasminogen (human)

PatientAge (y)Prescribed infusion interval (d)Plasminogen activity (%)*Plasminogen activity trough levels ≥ absolute 10% above baseline
ScreeningBaselineTrough levels
Wk 2Wk 4Wk 6Wk 8Wk 10Wk 12Any occurrence≥3 times
39 26 29 57 58 52 61 30§ 48 Yes 
35 29 43 72 81 78 79 83 63|| Yes 
16 30 28 55 52 42 53 49 55 Yes 
24 32 28 49 61 62 55 56 53 Yes 
20 18 22 45 44 44 41 39 45 Yes 
37 <5 <5 50 63 60 64 62 70 Yes 
24 26 31 58 46 58 67 57 62 Yes 
23 22 41 51 38 34 43 34 Yes 
16 24 20 55 44 64 63 57 64 Yes 
10 11 18 17 53 55 51 32|| 50 50 Yes 
11 36 29 39 49 52 59 54 61 Yes 
12 33 <5 <5 19 33 46 26|| 44 53 Yes 
13 33 15 15 38 47 61 38|| 45 30|| Yes 
14 42 <5 14|| 24 38 22|| 44 41 Yes 
PatientAge (y)Prescribed infusion interval (d)Plasminogen activity (%)*Plasminogen activity trough levels ≥ absolute 10% above baseline
ScreeningBaselineTrough levels
Wk 2Wk 4Wk 6Wk 8Wk 10Wk 12Any occurrence≥3 times
39 26 29 57 58 52 61 30§ 48 Yes 
35 29 43 72 81 78 79 83 63|| Yes 
16 30 28 55 52 42 53 49 55 Yes 
24 32 28 49 61 62 55 56 53 Yes 
20 18 22 45 44 44 41 39 45 Yes 
37 <5 <5 50 63 60 64 62 70 Yes 
24 26 31 58 46 58 67 57 62 Yes 
23 22 41 51 38 34 43 34 Yes 
16 24 20 55 44 64 63 57 64 Yes 
10 11 18 17 53 55 51 32|| 50 50 Yes 
11 36 29 39 49 52 59 54 61 Yes 
12 33 <5 <5 19 33 46 26|| 44 53 Yes 
13 33 15 15 38 47 61 38|| 45 30|| Yes 
14 42 <5 14|| 24 38 22|| 44 41 Yes 
*

Plasminogen activity normal range is 70% to 130%.

Baseline is day −4 for patients starting treatment in segment 1 and day 0 for patients starting treatment in segment 2.

Unscheduled at week 3.

§

Lower trough plasminogen activity level was due to a 12-day interruption of seek 8 dosing due to a cluster of predominantly severe adverse events that occurred immediately after the patient’s 20th infusion.

||

Lower trough plasminogen activity level due to a 1-day delay in the next planned dose of study drug.

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