0 (0.01- 0.21)    0.08 (0.03-0.19)  
     Rarely (less than 10%)  0.20 (0.03-1.21)  0.15 (0.05-0.46)  
Hand hygiene frequency   
     Once every hour    1  1
     Every 2-3 hourly  0.80 (0.24-2.68)  0.36 (0.15