Table 1.

Health outcomes of 226 patients with hTTP

No. (%)Median (range)
All patients 226  
 Females 129 (57)  
Patients with symptoms of TTP* 216  
 Females 121 (56)  
Patients with age at first symptoms reported 204  
 Females 114 (56)  
Patients with age at diagnosis reported 202  
 Females 117 (58)  
Age, y   
 At first symptoms  2 (0-63) 
 At diagnosis  16 (0-77) 
 At death 32 (14)  
  Neonatal 0-17 d 
  Pregnancy 23 (20-26) 
  Children 5 (2-13) 
  Adults 10 40 (21-79) 
 Last follow-up§  23 (0-79) 
Major morbidities   
 Patientsǁ 73 (34)  
  Age at initial morbidity  21 y (1 d-77 y) 
  Females 38 (52)  
 Types of major morbidities   
  Stroke 62 (27)  
  Kidney injury 23 (10)  
  Cardiac injury 8 (4)  
No. (%)Median (range)
All patients 226  
 Females 129 (57)  
Patients with symptoms of TTP* 216  
 Females 121 (56)  
Patients with age at first symptoms reported 204  
 Females 114 (56)  
Patients with age at diagnosis reported 202  
 Females 117 (58)  
Age, y   
 At first symptoms  2 (0-63) 
 At diagnosis  16 (0-77) 
 At death 32 (14)  
  Neonatal 0-17 d 
  Pregnancy 23 (20-26) 
  Children 5 (2-13) 
  Adults 10 40 (21-79) 
 Last follow-up§  23 (0-79) 
Major morbidities   
 Patientsǁ 73 (34)  
  Age at initial morbidity  21 y (1 d-77 y) 
  Females 38 (52)  
 Types of major morbidities   
  Stroke 62 (27)  
  Kidney injury 23 (10)  
  Cardiac injury 8 (4)  
*

Ten patients who had no symptoms of TTP were diagnosed with hTTP by documentation of biallelic ADAMTS13 mutations (described in supplemental Table 3).

Units for age are years, unless otherwise indicated.

Nine patients died during their first days of life. When these neonatal deaths were excluded, the frequency of death was 11%, the youngest age was 2 years, and the median age was 22 years.

§

Age at last follow-up was not reported for 5 of the 194 surviving patients.

ǁ

Percent of 217 patients, omitting the 9 infants who died at birth.

Eighteen of the 73 patients initially had 2 of the 3 categories of morbidities; 1 patient initially had all 3 morbidities. Cardiac injuries were myocardial infarction (5 patients), cardiomyopathy (2 patients), and congestive heart failure (1 patient).

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