Figure 3.5 - Quality of coding measured in terms of valid vs not given and invalid codes for residents of the West Midlands

Figure 3.5 - Quality of coding measured in terms of valid vs not given and invalid codes for residents of the West Midlands

Figure 3.5 - Quality of coding measured in terms of valid vs not given and invalid codes for residents of the West Midlands

Source: 1995/6, 1996/7, 1997/8 WMHES

For more information please contact Carol Richards
© Department of Public Health and Epidemiology, University of Birmingham