Table 1.

Weighted selected characteristics of US adults aged 18 or older with initiation of psychotropic prescriptions in office‐based outpatient settings, 2006‐2015 NAMCS

	All visits (N)	Column percentage of all visits	Without a psychiatric diagnosis (n)	Row percentage of no psychiatric diagnosis of all visits (%)	Risk ratio (reference condition = 1.00)
Sample size (row %)
Unweighted sample	8618	100.0	5227	60.7
Weighted visits	22 498 475	100.0	13 584 867	60.4
Age
18‐44	9 067 847	32.9	4 475 391	49.4	Reference
45‐64	8 767 848	42.0	5 711 662	65.1	1.32
65‐74	2 510 135	13.4	1 819 667	72.5	1.47
75+	2 152 644	11.6	1 578 147	73.3	1.49
Gender
Male	7 527 092	31.9	4 998 501	66.4	Reference
Female	14 971 383	68.1	10 270 274	68.6	1.03
Race/ethnicity
Non‐Hispanic white	17 295 675	76.8	10 427 975	60.3	Reference
Non‐Hispanic black	2 028 931	8.8	1 195 120	58.9	0.98
Hispanic	2 225 878	10.3	1 393 968	62.6	1.04
Othera	947 990	4.2	567 804	59.9	0.99
Region
Northeast	4 148 797	18.4	2 452 795	59.1	Reference
Midwest	4 528 529	19.9	2 720 545	60.1	1.02
South	9 073 191	40.4	5 574 362	61.4	1.04
West	4 747 958	21.4	2 837 166	59.8	1.01
Source of payment
Private	13 193 467	58.8	7 986 879	60.5	Reference
Medicare	5 052 891	25.2	3 426 054	67.8	1.12
Medicaid	2 004 322	7.4	1 011 244	50.5	0.83
Otherb	2 247 796	8.5	1 160 690	51.6	0.85
Reason for visit
Acute problem	8 325 426	37.2	5 562 728	66.8	Reference
Routine chronic problem	10 532 579	46.4	5 432 677	51.6	0.77
Preventive care	2 941 596	13.3	1 927 061	65.5	0.98
Pre‐ or post‐surgery	698 875	3.1	662 401	94.8	1.42
Repeat of visits in the past 12 mo
0 visit	1 531 633	7.2	981 289	64.1	Reference
1‐2 visits	8 217 303	36.4	4 943 891	60.2	0.94
3‐5 visits	7 015 176	31.6	4 291 595	61.2	0.95
6+ visits	5 734 363	24.8	3 368 093	58.7	0.92
Physician specialty
Primary care	13 343 476	56.4	7 660 805	57.4	Reference
Psychiatry	2 632 497	0.4	56 044	2.1	0.04
Otherc	6 522 502	43.2	5 868 018	90.0	1.57
Metropolitan statistical area (MSA)
MSA	19 877 253	89.0	12 092 027	60.8	Reference
Non‐MSA	2 621 222	11.0	1 492 840	57.0	0.94
Mental health counseling and psychotherapy
No	20 249 204	99.0	13 446 934	66.4	Reference
Yes	2 249 271	1.0	137 933	6.1	0.09
Time spent with doctor
<15 min	3 397 901	15.0	2 042 805	60.1	Reference
15‐20 min	10 238 764	47.3	6 425 729	62.8	1.04
21‐30 min	5 187 371	23.6	3 200 891	61.7	1.03
>30 min	3 674 439	14.1	1 915 442	52.1	0.87
Multiple chronic conditions
None	5 804 526	30.6	4 151 811	71.5	Reference
1	7 743 151	28.6	3 882 490	50.1	0.70
2‐3	7 101 673	30.9	4 202 545	59.2	0.83
4+	1 849 125	9.9	1 348 020	72.9	1.02
Number of medications
<3	7 854 367	25.8	3 498 788	44.5	Reference
3‐5	8 610 092	39.3	5 342 083	62.0	1.39
6+	6 034 016	34.9	4 743 997	78.6	1.76

^aAsians, American Indian/Alaska Natives (AIANs), Native Hawaiian or Other Pacific Islanders (NHOPI), and other mixed racial groups.

^bWorker's compensation, self‐pay, no charge, and others.

^cGeneral surgery, obstetrics/gynecology, orthopedic surgery, cardiovascular diseases, dermatology, urology, neurology, ophthalmology, otolaryngology, and others.