Association Between Subgroup Assignment and Days Since Exacerbation Visit and Previous Quiet Visit.
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Differences between nodes in mean number of days since quiet visit. Exacerbation visits occur sooner after a quiet visit in some nodes than in others. Statistically significant difference between Subgroups 1 and 3 (p = 0.014), difference between Subgroups 2 and 3 is statistically suggestive (p = 0.091. p-value from test for differences of means among Subgroups = 0.03.
创建时间：
2011-07-14
