Table 3.

Distribution of registration errors in the hospital medical records of 304 patients, by age category and sex.

	0 errors per patient		1 error per patient		≥ 2 errors per patient
Category	n	%	n	%	n	%
Age category (years)
40–49	9	32	11	39	8	29
50–59	13	41	7	22	12	38
60–69	20	39	11	22	20	39
70–79	25	25	33	32	44	43
80–89	27	33	27	33	28	34
90–99	5	56	0	0	4	44
Sex
Male	44	40	30	28	35	32
Female	55	28	59	30	81	42