Table 5

Ranks for the data in Table 4

Treatment

Patient
 A
 B
 C
 D
1
 1
 2
 3
 4
2
 1
 2.5
 2.5
 4
3
 1.5
 1.5
 3
 4
4
 1
 2
 4
 3
5
 1
 2
 3
 4
Sum (Rj)
 5.5
 10
 15.5
 19

Bewick et al. Critical Care 2004 8:196   doi:10.1186/cc2857