Stratified Therapy on Pediatric AAGN
STPARS
STPARS
Sponsor study identifier
interventional
200
1 country
1
Study Start
January 1, 2023
Actual (reported)Primary Completion
December 31, 2023
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Study Completion
December 31, 2025
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Clinical information of children with ANCA-associated nephritis admitted to Children's Hospital Affiliated to Chongqing Medical University and partner centers from January 1, 2023 to December 31, 2023 was collected: To evaluate and compare the differences in survival, renal outcomes, and adverse reactions in children with ANCA-associated nephritis given different interventions according to the revised PARRG risk stratification, and to evaluate the superiority of ANCA-associated nephritis given according to the revised PARRG risk stratification. (2) To evaluate the efficacy and safety of glucocorticoid combined with rituximab and cyclophosphamide as induction regimen in high-risk group and glucocorticoid combined with rituximab as induction regimen in children with ANCA-associated nephritis (AAGN) in low and middle risk group based on PARRG risk stratification
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
December 31, 2025
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
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Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
January 1, 2023
Actual (reported)July 10, 2023
Actual (reported)August 1, 2023
Actual (reported)December 31, 2023
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
December 31, 2025
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Response rate (complete and partial response rate)
The rate of complete or partial response to ANCA vasculitis-associated nephritis (AAGN) was assessed at 6 months. Complete AAGN response was defined as: 1. Estimated glomerular filtration rate (eGFR) ≥60ml/min/1.73m2, or a decrease of less than 15% from baseline eGFR; 2. Proteinuria ≤0.3g/24 hours.Partial AAGN response was defined as: 1. Estimated glomerular filtration rate (eGFR) ≥30ml/min/1.73m2, or a reduction of less than 50% from baseline eGFR; 2. Decreased proteinuria\>Baseline 50% or 24-hour urinary protein quantification\<50mg/Kg.d.
6 months
The time to achieve complete and partial AAGN remission
6 months
The children with AAGN admitted to all cooperating units during 2017.01.01 to 2022.12.31 were followed up for more than 6 months, and the case data were complete. PARRG Classification (pediatric AAGN renal risk grade, pediatric AAV renal risk grade, PARRG) According to the PARRG grading method provided by the Affiliated Children's Hospital of Chongqing Medical University, the enrolled children with AAGN were classified into high risk group, medium risk group, low risk group, medium risk group, low risk combination and low risk group according to the two indexes of eGFR and percentage of glomerular sclerosis during renal biopsy. PARRG risk grading criteria: There are two risk factors for ESRD: (1) eGFR≤20ml/min/1.73m2 at renal biopsy; ② The proportion of glomerular sclerosis ≥30%; High risk resistance: meet 2 risk factors; Moderate risk group: only 1 risk factor; Low risk group: no above risk factors;
The children with AAGN admitted to all cooperating units during 2017.01.01 to 2022.12.31 were followed up for more than 6 months, and the case data were complete. PARRG Classification (pediatric AAGN renal risk grade, pediatric AAV renal risk grade, PARRG) According to the PARRG grading method provided by the Affiliated Children's Hospital of Chongqing Medical University, the enrolled children with AAGN were classified into high risk group, medium risk group, low risk group, medium risk group, low risk combination and low risk group according to the two indexes of eGFR and percentage of glomerular sclerosis during renal biopsy. PARRG risk grading criteria: There are two risk factors for ESRD: (1) eGFR≤20ml/min/1.73m2 at renal biopsy; ② The proportion of glomerular sclerosis ≥30%; High risk resistance: meet 2 risk factors; Moderate risk group: only 1 risk factor; Low risk group: no above risk factors;
The high-risk group: methylprednisolone intravenous 15-30mg/kg/d (Max.500mg/d)\*3 days , with 2 courses, interval 5-7 days;Oral prednisone acetate 1.5-2mg/kg/d (Max. 60mg/d) during methylprednisolone impact interval and later stage, with the first reduction after 2-4 weeks. The dose was reduced once every 3 weeks in the first 3 months, and once every 4 weeks in the next 3 months, with a reduction of 5-10mg/ day each time; Rituximab:375 mg/m2/ time, once a week for 4 times;Intravenous cyclophosphamide 7.5-10mg/kg.d\*2 days(Max.500mg/d), once every 4 weeks, twice in total, at the 8th and 12th week.The medium-low risk group: methylprednisolone was the same dose as before, but only with 1 course, then followed by oral prednisone acetate 1.5-2mg/kg/d (Max. 60mg/d), divided into three times for 3 weeks, and then changed to morning daily; The dose was reduced as the high-risk group ;Rituximab was the same dose as before.
Children's Hospital of Chongqing Medical University
Chongqing, Chongqing Municipality, 400015, China
mo Wang
Children's Hospital of Chongqing Medical University
First Submitted
July 10, 2023
First Posted
August 1, 2023
Study Start
January 1, 2023
Actual (reported)Primary Completion
December 31, 2023
Estimated (date passed)Newly diagnosed children with AAGN admitted to our partners during the period of 2023.01.01 to 2023.12.31. All children with AAGN were PARRG risk graded before treatment with RTX and CTX: PARRG Classification (pediatric AAGN renal risk grade, pediatric AAV renal risk grade, PARRG) According to the PARRG grading method provided by the Affiliated Children's Hospital of Chongqing Medical University, the enrolled children with AAGN were classified into high risk group, medium risk group, low risk group, medium risk group, low risk combination and low risk group according to the two indexes of eGFR and percentage of glomerular sclerosis during renal biopsy. PARRG risk grading criteria: There are two risk factors for ESRD: (1) eGFR≤20ml/min/1.73m2 at renal biopsy; ② The proportion of glomerular sclerosis ≥30%; High risk resistance: meet 2 risk factors; Moderate risk group: only 1 risk factor; Low risk group: no above risk factors;
Newly diagnosed children with AAGN admitted to our partners during the period of 2023.01.01 to 2023.12.31. All children with AAGN were PARRG risk graded before treatment with RTX and CTX: PARRG Classification (pediatric AAGN renal risk grade, pediatric AAV renal risk grade, PARRG) According to the PARRG grading method provided by the Affiliated Children's Hospital of Chongqing Medical University, the enrolled children with AAGN were classified into high risk group, medium risk group, low risk group, medium risk group, low risk combination and low risk group according to the two indexes of eGFR and percentage of glomerular sclerosis during renal biopsy. PARRG risk grading criteria: There are two risk factors for ESRD: (1) eGFR≤20ml/min/1.73m2 at renal biopsy; ② The proportion of glomerular sclerosis ≥30%; High risk resistance: meet 2 risk factors; Moderate risk group: only 1 risk factor; Low risk group: no above risk factors;
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This estimate has passed. The registry has not confirmed an actual date for this milestone.
Study Completion
December 31, 2025
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Last Updated
August 1, 2023
Record last verified: 2023-07
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