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Table 4 Clusters according to the WHO (2009) classification

From: Characterization of clinical patterns of dengue patients using an unsupervised machine learning approach

Classification Cluster 1 (%) Cluster 2 (%) Cluster 3 (%) Cluster 4 (%) aX-squared P-value
Dengue without WS 48 (78·7) 72 (58) 97 (75·2) 76 (36·3) 64·95 5·11e-14
Dengue with WS 11 (18) 38 (30·7) 29 (22·5) 82 (39·2) 15·88 0·001
Severe Dengue 2 (3·3) 14 (11·3) 3 (2·3) 51 (24·5) 41·33 5·55e-09
Total 61 (100) 124 (100) 129 (100) 209 (100)
  1. WS Warning signs, aChi-Square test: H0 = all the proportions are equal; H1 = At least one proportion is different