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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Drug Alcohol Rev. 2017 Apr 23;37(2):237–246. doi: 10.1111/dar.12534

Table 3.

Motivations for marijuana use during adolescence and past 90 days (N=366)

Adolescence Patients
n=201
% (n)
Non-Patients
n=142
% (n)
Total
N=343a
% (n)
Unadjusted risk ratios (95%CI)
Non-medical motivations
 To have fun 81.1 (163) 76.1 (108) 79.0 (271) 1.1 (0.9–1.4)
 To experiment 75.1(151) 72.5 (103) 74.1(254) 1.1 (0.9–1.3)
 To celebrate 63.7 (128) 62.7 (89) 63.3 (217) 1.0 (0.8–1.2)
 To help think differently or creatively 63.2 (127) 54.2 (77) 59.5 (204) 1.2 (1.0–1.4)
 To relieve boredom 49.8 (100) 52.8 (75) 51.0 (175) 1.0 (0.8–1.1)
Medical motivations
 To help relax or feel more confident 72.6 (146) 65.5 (93) 69.7 (239) 1.2 (0.9–1.4)
 To help sleep 64.2 (129) 51.4 (73) 58.9 (202) 1.3 (1.0–1.5)*
 To relieve feeling anxious 58.2 (117) 44.4 (63) 52.5 (180) 1.3 (1.1–1.5)*
 To relieve physical pain 51.7 (104) 42.3 (60) 47.8 (164) 1.2 (1.0–1.4)
 To help me focus 51.7 (104) 35.9 (51) 45.2 (155) 1.3 (1.1–1.6)*
 To cope with feeling depressed 45.3 (91) 31.0 (44) 39.4 (135) 1.3 (1.1–1.5)*
 As a substitute for alcohol 37.3 (75) 32.4 (46) 35.3 (121) 1.1 (0.9–1.3)
Past 90 days Patients n=210 % (n) Non-patients n=156 % (n) Total N=366 % (n) Unadjusted risk ratios (95%CI)
Non-medical motivations
 To have fun 68.6(144) 71.8(112) 69.9(256) 0.9 (0.8–1.1)
 To experiment 20.0(42) 17.9(28) 19.1(70) 1.1 (0.9–1.3)
 To celebrate 68.6(144) 66.7(104) 67.8(248) 1.0 (0.9–1.3)
 To help think differently or creatively 75.2(158) 62.2(97) 69.7(255) 1.3 (1.1–1.6)*
 To relieve boredom 47.6(100) 46.2(72) 47.0(172) 1.0 (0.9–1.2)
Medical motivations
 To help relax or feel more confident 87.6(184) 78.2(122) 83.6(306) 1.4 (1.0–1.9)*
 To help sleep 82.9(174) 72.4(113) 78.4(287) 1.3 (1.0–1.7)*
 To relieve feeling anxious 69.5(146) 53.8(84) 62.8(230) 1.3 (1.1–1.7)*
 To relieve physical pain 71.4(150) 53.8(84) 63.9(234) 1.4 (1.1–1.7)**
 To help me focus 64.3(135) 48.7(76) 57.7(211) 1.3 (1.1–1.6)*
 To cope with feeling depressed 45.2(95) 35.9(56) 41.3(151) 1.2 (1.0–1.4)
 As a substitute for alcohol 41.0(86) 34.0(53) 38.0(139) 1.1 (1.0–1.4)

Boldface indicates statistical significance:

*

P<0.05,

**

P<0.01,

***

P<0.001

a

Only participants who reported initiating marijuana use before the age of 19 (n=343) received the question about motivations for marijuana use during adolescence.