Table 2. Estimates of extent of disease by physicians and patients.

		Physician
		Locoregional	Metastatic	Total
Patients	Locoregional	45	43	88 (63%)
	Metastatic	17	35	52 (37%)
	Total	62 (44%)	78 (56%)	140 (100%)

Note: Data were not available for 62 patient/doctor pairs. McNemar's paired test P-value=0.001.