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Table 1 Mean (SD) behaviour and affect scores before and after exposure to lavender and control oils

From: A randomized, controlled cross-over trial of dermally-applied lavender (Lavandula angustifolia) oil as a treatment of agitated behaviour in dementia

  Behaviour Affect
   Positive Negative
Pre- exposure    
Lavender 16.1 (10.6) 7.2 (10.2) 0.9 (3.5)
Control 16.9 (10.0) 6.7 (9.7) 1.2 (4.5)
First 30 minutes post-exposure    
Lavender 14.5 (10.8) 7.0 (10.1) 0.9 (3.9)
Control 16.0 (10.4) 6.4 (9.9) 1.0 (3.9)
Second 30 minutes post-exposure    
Lavender 14.4 (10.6) 6.7 (10.2) 0.7 (3.9)
Control 15.5 (10.7) 6.3 (9.6) 0.9 (3.8)