Table 5 Agreement within object causing injury code.

	Signifier	Kappa value
Direct object
Full code	nn.nnnn	0.95
Level 1	nn.	0.95
Level 2	.nn	0.95
Indirect object
Full code	nn.nnnn	0.86
Level 1	nn.	0.88
Level 2	.nn	0.87
Intermediate mechanism
Full code	nn.nnnn	0.80
Level 1	nn.	0.75
Level 2	.nnnn	0.78

All kappa values statistically significant at p<0.05.