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Table 1 General data

From: Detection of serum MCP-1 and TGF-β1 in polymyositis/dermatomyositis patients and its significance

  Cases Male/female Average age
The disease group 30 19/11 42.20 ± 2.85
The healthy control group 30 19/11 41.90 ± 1.95
The pulmonary infection group 30 19/11 42.41 ± 2.79
P   P > 0.05 P > 0.05
  1. There is no significant difference among the three groups in age and sex