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Table 1 Basic characteristics of the 235 patients

From: Deep learning-based automatic delineation of the hippocampus by MRI: geometric and dosimetric evaluation

  Training cohort (n = 175) Testing cohort a (n = 30) Testing cohort b (n = 19) Testing cohort c (n = 11)
AD MD AD MD AD MD
Number of male patients (percentage) 79 (45.1) 14 (46.7) 17 (89.5) 7 (63.6)
Median age(range) 68 (36–98) 69.5 (35–88) 63 (46–77) 64 (55–82)
Volume of hippocampus (mean ± SD cm3) 4.71 ± 1.03 4.82 ± 0.91 4.85 ± 0.97 6.87 ± 0.81 4.95 ± 0.55 4.85 ± 0.80 4.64 ± 0.76
P value   > 0.05 < 0.05 > 0.05
  1. Testing cohort a: 3D T1 MRI with 1-mm slice thickness; testing cohort b: T1-weighted MRI with 3-mm slice thickness; testing cohort c: T1-weighted MRI with 1-mm slice thickness