Table 1

Sickness absence for the 12 month period before and after the intervention (in April 2000); total staff in employment at each time point, and core staff in employment throughout the study period

199920002001
AprilMayJuneJulyAugSeptOctNovDecJanFebMarAprilMayJuneJulyAugSeptOctNovDecJanFebMar
For both cleaning service and catering service, top row represents percentage of staff absence of total staff in employment at each time point; bottom row represents percentage of staff absence of core staff in employment throughout the study period.
Cleaning service6.87.5910.611.110.613.715.112.99.610.210.56.86.67.28.47.711.714.810.7129.212.913.4
5.184.325.556.773.656.947.439.256.877.957.415.766.223.34.254.734.364.259.229.183.56.294.917.56
Catering Service8.55.699.79.96.29.4986.5119.48.58.38.399.211.49.79.18.28.511.98.1
4.136.975.326.519.533.73.38.269.276.377.48.355.014.23.856.167.556.228.134.826.044.75.226.58