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Table 1 Medication schedule for all treatment arms

From: PACE - The first placebo controlled trial of paracetamol for acute low back pain: design of a randomised controlled trial

Pack

Schedule

Group

  

Time-contingent

paracetamol

PRN

paracetamol

Placebo

Red

Morning

Noon Night

2 active tablets

2 active tablets

2 active tablets

2 placebo tablets

2 placebo tablets

2 placebo tablets

2 placebo tablets

2 placebo tablets

2 placebo tablets

White

As required

1-2 placebo tablets as required to a maximum of 8 per

24 hours

1-2 active tablets as required to a maximum of 8 per 24 hours

1-2 placebo tablets

as required to a maximum of 8 per

24 hours