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Table 2 Results of the primary outcome regarding specimens’ suitability and secondary outcome of adverse effects and patient experience. Tracheal suction method (reference group) compared to expiratory technique methods

From: Effectiveness of expiratory technique and induced sputum in obtaining good quality sputum from patients acutely hospitalized with suspected lower respiratory tract infection: a statistical analysis plan for a randomized controlled trial

Outcome Unadjusted OR (CI) P Adjusted OR (CI) P
Quality assessment of the specimens   
Adverse effects   
  Unadjusted Coef (CI) P Adjusted Coef (CI) P
Patient experience   
 Five-point Likert scale