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. Author manuscript; available in PMC: 2022 Jun 30.
Published in final edited form as: Drug Alcohol Depend. 2017 May 16;176:89–95. doi: 10.1016/j.drugalcdep.2017.03.011

Table 1.

Routes of Abuse among Primary Prescription Opioid Abuse Treatment Admissions by Select Demographic Groups by Year, United States, 2004–2013.

2004 2005 2006 2007 2008 2009 2010 2011 2012 2013

Overall 58,125 69,939 83,411 98,792 122,613 144,272 166,474 193,600 169,055 153,870
Usual Route of Abuse Oral
N (%) 42,489 (73.1) 50,209 (71.8) 59,191 (71.0) 70,148 (71.0) 84,712 (69.1) 95,297 (66.1) 102,739 (61.7) 113,307 (58.5) 98,923 (58.5) 90,574 (58.9)*
Sex
  male 21,235 (69.4) 25,571 (68.4) 30,308 (67.8) 35,578 (67.7) 42,432 (65.5) 47,901 (62.3) 51,689 (58.2) 56,931 (55.4) 49,235 (54.9) 45,186 (55.6)*
  female 21,239 (77.3) 24,626 (75.8) 28,871 (74.6) 34,555 (74.8) 42,268 (73.2) 47,387 (70.3) 51,036 (65.8) 56,359 (62.1) 49,678 (62.6) 45,376 (62.5)*
Age, years
  12–17 662 (63.1) 799 (65.7) 841 (62.2) 1,039 (64.1) 1,497 (62.3) 1,740 (59.0) 1,586 (54.3) 1,528 (51.1) 1,098 (50.4) 811 (52.7)
  18–24 7,516 (58.0) 9,688 (58.5) 11,763 (57.8) 14,448 (57.4) 17,847 (55.9) 20,376 (51.8) 22,076 (47.1) 22,255 (42.5) 17,704 (41.9) 14,174 (42.6)*
  25–34 13,531 (72.1) 16,488 (70.3) 20,306 (69.0) 25,344 (69.7) 32,453 (68.0) 38,093 (65.8) 42,402 (61.4) 48,338 (58.0) 42,895 (57.6) 39,526 (56.6)*
  35–44 11,952 (80.6) 12,821 (79.3) 14,373 (79.6) 15,866 (80.0) 17,624 (78.2) 18,835 (76.3) 19,464 (72.7) 21,747 (70.3) 19,604 (69.1) 19,184 (68.2)*
  45–54 7,318 (83.7) 8,478 (82.7) 9,685 (83.6) 10,756 (84.6) 11,968 (84.1) 12,495 (83.2) 12,902 (81.2) 14,263 (79.8) 12,617 (78.5) 11,581 (77.5)*
  55 and older 1,510 (85.3) 1,935 (85.0) 2,223 (84.5) 2,695 (87.3) 3,323 (87.2) 3,758 (86.1) 4,309 (86.5) 5,176 (85.7) 5,005 (86.2) 5,298 (85.3)
Race/Ethnicity
  Non-Hispanic White 35,021 (73.6) 40,970 (72.0) 50,374 (71.1) 65,505 (71.0) 72,356 (68.8) 80,287 (65.6) 87,468 (61.1) 95,262 (57.3) 82,526 (57.1) 74,155 (57.3)*
  Non-Hispanic Black 1,910 (72.2) 2,079 (73.4) 2,542 (76.0) 2,898 (81.1) 3,457 (82.2) 4,069 (81.0) 4,393 (79.8) 5,868 (78.7) 5,517 (78.6) 5,742 (78.8)*
  Non-Hispanic Other 995 (61.8) 1,245 (58.3) 1,565 (61.8) 1,987 (59.9) 2,343 (59.5) 2,806 (55.7) 3,027 (53.8) 3,439 (56.5) 3,372 (54.3) 3,408 (55.6)*
  Hispanic 1,474 (78.7) 2,024 (78.0) 2,592 (79.0) 3,027 (80.3) 3,938 (79.0) 4,737 (75.4) 5,432 (70.2) 6,353 (67.8) 6,313 (67.9) 6,190 (68.9)*
Injection N (%) 6,774 (11.7) 8,422 (12.0) 9,400 (11.3) 10,094 (10.2) 13,637 (11.1) 18,164 (12.6) 24,042 (14.4) 31,264 (16.2) 28,780 (17.0) 27,903 (18.1)*
Sex
  male 3,922 (12.8) 4,833 (12.9) 5,417 (12.1) 5,647 (10.8) 7,808 (12.1) 10,390 (13.5) 13,653 (15.4) 17,370 (16.9) 16,079 (17.9) 15,188 (18.7)*
  female 2,845 (10.4) 3,587 (11.0) 3,982 (10.3) 4,440 (9.6) 5,827 (10.1) 7,772 (11.5) 10,385 (13.4) 13,889 (15.3) 12,697 (16.0) 12,714 (17.5)*
Age, years
  12–17 66 (6.3) 73 (6.0) 70 (5.2) 68 (4.2) 142 (5.9) 228 (7.7) 243 (8.3) 265 (8.9) 184 (8.5) 120 (7.8)
  18–24 1,939 (15.0) 2,403 (14.5) 2,656 (13.1) 3,084 (12.3) 4,280 (13.4) 6,102 (15.5) 8,061 (17.2) 10,236 (19.5) 8,721 (20.7) 7,454 (22.4)*
  25–34 2,457 (13.1) 3,167 (13.5) 3,789 (12.9) 4,135 (11.4) 5,791 (12.1) 7,892 (13.6) 10,820 (15.7) 14,914 (17.9) 14,068 (18.9) 14,311 (20.5)*
  35–44 1,413 (9.5) 1,706 (10.6) 1,667 (9.2) 1,724 (8.7) 2,115 (9.4) 2,514 (10.2) 3,216 (12.0) 3,894 (12.6) 3,939 (13.9) 4,110 (14.6)*
  45–54 816 (9.3) 955 (9.3) 1,015 (8.8) 921 (7.3) 1,081 (7.6) 1,169 (7.8) 1,382 (8.7) 1,543 (8.6) 1,542 (9.6) 1,480 (9.9)
  55 and older 83 (4.7) 118 (5.2) 203 (7.7) 162 (5.3) 228 (6.0) 259 (5.9) 320 (6.4) 412 (6.8) 326 (5.6) 428 (6.9)
Race/Ethnicity
  Non-Hispanic White 5,662 (11.9) 6,990 (12.3) 8,153 (11.5) 8,888 (10.4) 12,002 (11.4) 15,843 (13.0) 21,182 (14.8) 27,908 (16.8) 25,866 (17.9) 25,025 (19.3)*
  Non-Hispanic Black 195 (7.4) 205 (7.2) 271 (8.1) 200 (5.6) 237 (5.6) 326 (6.5) 360 (6.5) 478 (6.4) 449 (6.4) 426 (6.1)
  Non-Hispanic Other 226 (14.0) 280 (13.1) 364 (14.4) 423 (12.7) 469 (11.9) 653 (13.0) 818 (14.5) 904 (14.9) 918 (14.8) 940 (15.3)
  Hispanic 149 (8.0) 230 (8.9) 237 (7.2) 254 (6.7) 393 (7.9) 600 (9.6) 857 (11.1) 1,148 (12.2) 1,168 (12.6) 1,056 (11.8)
Smoking or Inhalation N (%) 8,862 (15.3) 11,308 (62.0) 14,820 (17.8) 18,550 (18.8) 24,264 (19.8) 30,811 (21.4) 39,693 (23.8) 49,029 (25.3) 41,352 (24.5) 35,393 (23.0)*
Sex
 male 5,463 (17.8) 7,006 (18.7) 8,960 (20.1) 11,314 (21.5) 14,564 (22.5) 18,581 (24.2) 23,487 (26.4) 28,540 (27.8) 24,383 (27.2) 20,856 (25.7)*
 female 3,396 (12.4) 4,296 (13.2) 5,857 (15.1) 7,229 (15.6) 9,689 (16.8) 12,228 (18.2) 16,200 (20.9) 20,479 (22.6) 16,962 (21.4) 14,532 (20.0)*
Age, years
 12–17 322 (30.7) 344 (28.3) 442 (32.7) 513 (31.7) 765 (31.8) 980 (33.2) 1,094 (37.4) 1,200 (40.1) 895 (41.1) 607 (39.5)*
 18–24 3,501 (27.0) 4,474 (27.0) 5,935 (29.2) 7,628 (30.3) 9,778 (30.7) 12,837 (32.7) 16,730 (35.7) 19,916 (38.0) 15,803 (37.4) 11,632 (35.0)*
 25–34 2,787 (14.8) 3,805 (16.2) 5,335 (18.1) 6,906 (19.0) 9,484 (19.9) 11,944 (20.6) 15,828 (22.9) 20,108 (24.1) 17,438 (23.4) 15,943 (22.9)*
 35–44 1,470 (9.9) 1,643 (10.2) 2,020 (11.2) 2,240 (11.3) 2,787 (12.4) 3,350 (13.6) 4,077 (15.2) 5,277 (17.1) 4,831 (17.0) 4,843 (17.2)*
 45–54 605 (6.9) 819 (8.0) 883 (7.6) 1,033 (8.1) 1,189 (8.4) 1,351 (9.0) 1,611 (10.1) 2,077 (11.6) 1,908 (11.9) 1,886 (12.6)*
 55 and older 177 (10.0) 223 (9.8) 205 (7.8) 230 (7.5) 261 (6.9) 349 (8.0) 353 (7.1) 451 (7.5) 477 (8.2) 482 (7.8)
Race/Ethnicity
 Non-Hispanic White 6,929 (14.6) 8,906 (15.7) 12,368 (17.5) 15,886 (18.6) 20,768 (19.8) 26,223 (21.4) 34,608 (24.2) 43,015 (25.9) 36,136 (25.0) 30,315 (23.4)*
 Non-Hispanic Black 540 (20.4) 549 (19.4) 531 (15.9) 477 (13.3) 514 (12.2) 626 (12.5) 751 (13.6) 1,106 (14.8) 1,057 (15.1) 1,049 (15.1)*
 Non-Hispanic Other 390 (24.2) 612 (28.6) 605 (23.9) 909 (27.4) 1,125 (28.6) 1,576 (31.3) 1,785 (31.7) 1,740 (28.6) 1,918 (30.9) 1,781 (29.1)*
 Hispanic 250 (13.4) 341 (13.1) 451 (13.8) 487 (12.9) 651 (13.1) 949 (15.1) 1,444 (18.7) 1,875 (20.0) 1,819 (19.6) 1,744 (19.4)*
*

p value for trend is statistically significant at p < 0.05.