Table 3.

Time between onset of the disease and first blood sampling for patients with at least a fourfold IgG-PT increase and for patients with at least 100 U/ml in the first serum sample without a fourfold IgG-PT increase

AgePatients with at least a fourfold IgG-PT increasePatients with at least 100 U/ml in first serum sample without a fourfold IgG-PT increase
No. of patientsMedian (days)Percentiles 2.5–97.5Mean (days)No. of patientsMedian (days)Percentiles 2.5–97.5Mean (days)
0–5 mo517142–5317.0497304–10836.8
6–11 mo144142–6116.8305292–10535.4
1 yr174152–6219.2426284–12236.3
2 yr195154–8819.6763306–10938.1
3 yr262183–6019.7966307–11938.5
4 yr362215–5521.91,499317–11239.0
5–9 yr1,191183–5820.65,655317–10337.6
10–14 yr327184–6121.32,180317–11140.0
≥15 yr222163–6719.33,028306–10837.2
 Total3,394a 173–5919.815,319306–10938.0
  • a n < 3,491 due to missing values for time of disease onset.