Table 1.

Patients demographics

Sex	Women		Men		Total
	n	%	n	%	n	%
Number of patients	2754	58.75	1934	41.25	4188	100
Age
Mean	60.01		60.17		60.07
Median	60		62		61
Mode	62		71		70
Range	18–95		18–96		18–96
SD	14.35		14.78		14.53
Age group
18 to 40 years old	263	9.55	227	11.74	490	10.45
41 to 50 years old	367	13.33	238	12.31	605	12.91
51 to 60 years old	772	28.03	412	21.3	1184	25.26
61 to 80 years old	1169	42.45	933	48.24	2102	44.84
>81 years old	183	6.64	124	6.41	307	6.55
Type of opioids
Buprenorphine	76	0.89	4	0.06	80	0.53
Dihydrocodeine	114	1.33	38	0.59	152	1.02
Fentanyl	231	2.7	209	3.26	440	2.94
Morphine	1,069	12.5	1,158	18.06	2,227	14.88
Oxycodone	259	3.03	223	3.48	482	3.22
Tramadol	6,802	79.55	4,779	74.54	11,581	77.54
Total prescriptions	8,551	100	6,411	100	14,962	100