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. 2014 Aug 4;9(8):e103095. doi: 10.1371/journal.pone.0103095

Table 1. Non-hierarchical k-means clustering.

Subgroup Cluster 1 Cluster 2 Cluster 3 Total
SPP (N) 0 51 0 51
(%) 0.00% 100.00% 0.00% 53.13%
PGPP (N) 23 0 0 23
(%) 100.00% 0.00% 0.00% 23.96%
AGPP (N) 0 0 22 22
(%) 0.00% 0.00% 100.00% 22.92%
Total (N) 23 51 22 96
(%) 23.96% 53.13% 22.92% 100.00%

Children were diagnosed with one of the following postural patterns: SPP: scoliotic postural pattern; PGPP: pro-gravitational postural pattern; AGPP: anti-gravitational postural pattern.