Table 1.

Drugs registered in pharmacy records compared with the use reported by patients upon admission

Time interval, days *	Registration in pharmacy records, n (100%)	Registered in hospital file		Registered upon drug interview		Registered in hospital file and/or drug interview		Not registered
		n	%	n	%	n	%	n	%
0–7	400	262	66	305	76	326	82	74	19
8–30	753	421	56	496	66	518	69	235	31
31–60	611	370	61	391	64	420	69	191	31
61–90	428	196	46	209	49	222	52	206	48
Total 0–90	2192	1249	60	1401	64	1486	68	706	32

The registration is shown in different time intervals with registration in PR set to 100%. The number of drugs, n, is summed for all 500 patients included.

^*Number of days between the drug being registered in PR and hospital admission.