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Table 3 Normalized right, left and total hippocampal volumes (mm 3 ) in 13 patients and their controls 2

From: Hippocampal volumes in patients exposed to low-dose radiation to the basal brain. A case–control study in long-term survivors from cancer in the head and neck region

 

Pat mean

Cont mean

Diff

DF

t value

p

95% CI

Right

2454.8

2476.1

−21.3

12

−0.186

0.839

−244.4 < D < 201.9

Left

2324.5

2265.8

58.7

12

0.774

0.525

−136.4 < D < 253.9

Total

4779.3

4741.8

37.4

12

0.272

0.840

−357.5 < D < 432.5

  1. 2Pat mean: Patient mean normalized volume. Cont mean: Control mean normalized volume. Diff: difference between patient and control mean. DF: degrees of freedom. p: significance level of patient/control difference, paired t test (two-tailed). CI: Confidence interval for difference between patient and control mean.