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Trial · NCT03853798

Outcomes28

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYAll Cohorts: Number of Participants With at Least One Treatment Emergent Adverse Events (TEAEs), Serious TEAEs, Related TEAEs and TEAEs With Severity Greater Than or Equal to Grade 3Up to 197 weeks
The safety analysis set included all participants who received at least 1 dose of study treatment. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this outcome measure (OM) by Cohort.
ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYAll Cohorts: Number of Participants With TEAEs Leading to Dose Reduction, Treatment Interruption and Treatment DiscontinuationUp to 197 weeks
The safety analysis set included all participants who received at least 1 dose of study treatment. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this OM by Cohort.
ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYAll Cohorts: Number of Participants With Clinically Significant Abnormalities in Laboratory Parameters Reported as Grade Greater Than or Equal to (≥)3 TEAEsUp to 197 weeks
The safety analysis set included all participants who received at least 1 dose of study treatment. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this OM by Cohort.
ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYAll Cohorts: Number of Participants With Clinically Significant Abnormalities in Vital Signs Measurements and Physical Examinations Reported as TEAEsUp to 197 weeks
The safety analysis set included all participants who received at least 1 dose of study treatment. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this OM by Cohort.
ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYAll Cohorts: Number of Participants With Clinically Significant Abnormalities in Bone Mineral Density (BMD)Up to 192 weeks
The safety analysis set included all participants who received at least 1 dose of study treatment. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this OM by Cohort.
ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYAll Cohorts: Change From Baseline in Adjusted Spine T-scoreBaseline, Week 192
The safety analysis set included all participants who received at least 1 dose of study treatment. Here, overall number of participants analyzed indicates the number of participants who were evaluable for this OM. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this OM by Cohort.
T-scoreMEAN
PRIMARYAll Cohorts: Change From Baseline in Adjusted Spine Z-scoreBaseline, Week 192
The safety analysis set included all participants who received at least 1 dose of study treatment. Here, overall number of participants analyzed indicates the number of participants who were evaluable for this OM. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this OM by Cohort.
Z-scoreMEAN
PRIMARYAll Cohorts: Change From Baseline in Femoral Total T-scoreBaseline, Week 192
The safety analysis set included all participants who received at least 1 dose of study treatment. Here, overall number of participants analyzed indicates the number of participants who were evaluable for this OM. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this OM by Cohort.
T-scoreMEAN
PRIMARYAll Cohorts: Change From Baseline in Femoral Total Z-scoreBaseline, Week 192
The safety analysis set included all participants who received at least 1 dose of study treatment. Here, overall number of participants analyzed indicates the number of participants who were evaluable for this OM. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this OM by Cohort.
Z- scoreMEAN
PRIMARYAll Cohorts: Number of Participants With Clinically Significant Abnormalities in Electrocardiogram (ECG) Parameters Reported as TEAEsUp to 197 weeks
The safety analysis set included all participants who received at least 1 dose of study treatment. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent studies AG348-C-006 (NCT03548220) and AG348-C-007 (NCT03559699), it was pre-specified in the SAP to report data for this OM by Cohort.
ParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYCohort 1: Percentage of Participants Who Achieved a Hemoglobin (Hb) ResponseBaseline up to Week 24
FAS included all participants who received at least 1 dose of study treatment. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent Study AG348-C-006 (NCT03548220), it was pre-specified in the SAP to report data for this OM by Cohort. As per planned analysis, data for this OM was reported for Cohort 1 only based on FAS.
percentage of participantsNUMBER
SECONDARYCohort 1: Average Change From Baseline in Hb Concentration at Weeks 16, 20, and 24Baseline, Weeks 16, 20, and 24
FAS included all participants who received at least 1 dose of study treatment. Overall number of participants analyzed indicates number of participants were evaluable for this OM. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent study AG348-C-006 (NCT03548220), it was pre-specified in the SAP to report data for this OM by Cohort. As per planned analysis, data for this OM was reported for Cohort 1 only based on FAS.
grams per literMEAN
SECONDARYCohort 1: Area Under the Plasma Concentration-Time Curve From Time Zero to 8-hours Post-dose (AUC0-8) of MitapivatPre-dose, 0.5, 1, 2, 4, and 8 hours post-dose at Week 12
PK analysis population: all participants who were enrolled \& received at least 1 dose of mitapivat with at least 1 nonzero plasma concentration of mitapivat at Week 12 visit. Overall number of participants analyzed: number of participants who received 50 mg BID mitapivat in Cohort 1 and were evaluable for this OM. As per planned analysis, data for this OM was reported by cohort and for Cohort 1 only based on FAS.
hour*nanograms per milliliter (hr*ng/mL)GEOMETRIC_MEAN
SECONDARYCohort 1: Area Under the Plasma Concentration-Time Curve From Time Zero to Last Quantifiable Concentration (AUC0-last) of MitapivatPre-dose, 0.5, 1, 2, 4, and 8 hours post-dose at Week 12
PK analysis population: all participants who were enrolled \& received at least 1 dose of mitapivat with at least 1 nonzero plasma concentration of mitapivat at Week 12 visit. Overall number of participants analyzed: number of participants who received 50 mg BID mitapivat in Cohort 1 and were evaluable for this OM. As per planned analysis, data for this OM was reported by cohort and for Cohort 1 only based on FAS.
hr*ng/mLGEOMETRIC_MEAN
SECONDARYCohort 1: Maximum Observed Plasma Concentration (Cmax) of MitapivatPre-dose, 0.5, 1, 2, 4, and 8 hours post-dose at Week 12
PK analysis population: all participants who were enrolled \& received at least 1 dose of mitapivat with at least 1 nonzero plasma concentration of mitapivat at Week 12 visit. Overall number of participants analyzed: number of participants who received 50 mg BID mitapivat in Cohort 1 and were evaluable for this OM. As per planned analysis, data for this OM was reported by cohort and for Cohort 1 only based on FAS.
nanograms/milliliter (ng/mL)GEOMETRIC_MEAN
SECONDARYCohort 1: Time to Reach Maximum Observed Plasma Concentration (Tmax) of MitapivatPre-dose, 0.5, 1, 2, 4, and 8 hours post-dose at Week 12
PK analysis population: all participants who were enrolled \& received at least 1 dose of mitapivat with at least 1 nonzero plasma concentration of mitapivat at Week 12 visit. Overall number of participants analyzed: number of participants who received 50 mg BID mitapivat in Cohort 1 and were evaluable for this OM. As per planned analysis, data for this OM was reported by cohort and for Cohort 1 only based on FAS.
hoursMEDIAN
SECONDARYCohort 1: Time of Last Quantifiable Concentration (Tlast) of MitapivatPre-dose, 0.5, 1, 2, 4, and 8 hours post-dose at Week 12
PK analysis population: all participants who were enrolled \& received at least 1 dose of mitapivat with at least 1 nonzero plasma concentration of mitapivat at Week 12 visit. Overall number of participants analyzed: number of participants who received 50 mg BID mitapivat in Cohort 1 and were evaluable for this OM. As per planned analysis, data for this OM was reported by cohort and for Cohort 1 only based on FAS.
hoursMEDIAN
SECONDARYCohort 1: Plasma Concentration (Ctrough) at the End of a Dosing Interval of MitapivatPre-dose, 0.5, 1, 2, 4, and 8 hours post-dose at Week 12
PK analysis population: all participants who were enrolled \& received at least 1 dose of mitapivat with at least 1 nonzero plasma concentration of mitapivat at Week 12 visit. Overall number of participants analyzed: number of participants who received 50 mg BID mitapivat in Cohort 1 and were evaluable for this OM. As per planned analysis, data for this OM was reported by cohort and for Cohort 1 only based on FAS.
ng/mLGEOMETRIC_MEAN
SECONDARYCohort 1: Exposure-response (E-R) Relationship Between Safety Parameters and Mitapivat Concentration and Relevant Mitapivat Pharmacokinetic ParametersFirst dose to up to 24 weeks
After the dose optimization period, the 5 mg and 20 mg doses each had a single participant and the 50 mg dose had 36 participants. The exposure-relationship analysis planned cannot be performed with a single participant in multiple groups.
Percent probabilityMEAN
SECONDARYCohorts 1 and 2: Change From Baseline in Hb ConcentrationBaseline, Week 192
FAS included all participants who received at least 1 dose of study treatment. Here, overall number of participants analyzed indicates the number of participants who were evaluable for this OM. Due to limited number of participants with optimal dose of 5 mg or 20 mg in antecedent study AG348-C-006 (NCT03548220), it was pre-specified in the SAP to report data for this OM by Cohort. As per planned analysis, data for this OM was reported for Cohort 1 and 2 only based on FAS.
grams per literMEAN

Source ClinicalTrials.govtrials-2026-11-12-0.5.0

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

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