Table 1.

Error measures from fitted Lee–Carter model of the early-onset and screen-age/late-onset breast cancer population for China and Pakistan.

	China		Pakistan
	Early-onset	Screen-age/late-onset	Early-onset	Screen-age/late-onset
Averages across ages
MPE	0.01416	0.00135	0.00039	0.00029
MAPE	0.10212	0.02437	0.01891	0.01371
Averages across years
IPE	0.34702	0.02743	0.01139	0.0063
IAPE	2.49338	0.51237	0.54902	0.30285

MPE, mean percent error; MAPE, mean absolute percent error; IPE, integrated percent error; IAPE, integrated absolute percent error.