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Table 3 Agreement between tobit regression and linear regression estimates of slope half-life.

From: Standardizing the measurement of parasite clearance in falciparum malaria: the parasite clearance estimator

 

Relative Difference in Slope half-lifea

Sample size b

< 10%

< 30%

< 50%

3 < N ≤ 5

620 (90%) (26, 44)

669 (97%) (9, 12)

683 (99%) (5, 2)

5 < N ≤ 10

1104 (81%) (19, 242)

1281 (94%) (2, 82)

1352 (99%) (1, 12)

10 < N ≤ 15

331 (96%) (7, 8)

346 (100%) (0, 0)

346 (100%) (0, 0)

  1. The two numbers in brackets represent the percentage within the threshold and the number of cases below and above the margin respectively.
  2. a Number of patients (%) within margin and (number of patients below margin, number of patients above margin) are given
  3. b Number of observations in the linear part of the parasite clearance profile