Figure 3.

Box plot of volunteers' experience of intensity of unpleasant taste or odour after injection of 10 ml saline (during 30 seconds) and injection of 3 ml (during 3 seconds) from prefilled syringes from Becton Dickinson (BDs). Y-axis: Numeric rating scale where 0 = no smell or taste and 10 = worst taste or smell conceivable.