Table 2 Characteristics of subjects in Haberman data set
From: Machine learning and medicine: book review and commentary
Class 1 (patient alive 5 years after operation) (n = 204) (mean ± S.D.) | Class 2 (patient died within 5 years of operation) (n = 102) (mean ± S.D.) | p | |
|---|---|---|---|
Mean date of operation | Aug. 1962 ± 3.2 years | Aug. 1962 ± 3.3 years | |
Patient age at time of operation (mean ± S.D.) | 52.0 ± 11.0 | 53.7 ± 10.2 | 0.19 |
Number of nodes (mean ± S.D.) | 2.8 ± 5.9 | 2.0 ± 9.2 | 0.36 |