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. Author manuscript; available in PMC: 2020 Jan 1.
Published in final edited form as: J Addict Med. 2019 Jan-Feb;13(1):61–68. doi: 10.1097/ADM.0000000000000451

Table 4.

Post-Hoc analyses of overdose characteristics for those with and without pain who reported one or more alcohol or drug OD in their lifetime.

Alcohol OD Characteristics Total
N = 593
Pain
N = 450
No Pain
N = 143
p-
value

Received medical attention1 at last alcohol OD   22 (3.71%) 20 (4.44%) 2 (1.40%) 0.241
Mean number of substances used in addition to alcohol at last alcohol OD 1.86 ( 2.07) 2.00 (2.16) 1.41 (1.68) 0.005
Substances used at last Alcohol OD
Only Alcohol 125 (21.08%)   91 (20.22%) 34 (23.78%) --
Marijuana 243 (40.98%) 187 (41.56%) 56 (39.16%) --
Prescription Sedatives 167 (28.16%) 135 (30.00%) 32 (22.38%) --
Cocaine or Crack 154 (25.97%) 124 (27.56%) 30 (20.98%) --
Prescription Pain Relievers 149 (25.13%) 130 (28.89%) 19 (13.29%) --
Street Opioids 113 (19.06%)   87 (19.33%) 26 (18.18%) --
Energy Drinks 103 (17.37%)   86 (19.11%) 17 (11.89%) --
Prescription Stimulants   59 (9.95%)   53 (11.78%)   6 (4.20%) --
Methamphetamines   45 (7.59%)   36 (8.00%)   9 (6.29%) --
Other3   53 (8.94%)   48 (10.67%)   5 (3.50%) --

Drug OD Characteristics Total
N = 365
Pain
N = 291
No Pain
N = 74
p-
value

Received medical attention1 at last Drug OD 76 (20.82%) 64 (84.21%) 12 (15.79%) 0.379
Mean number of substances at last Drug OD 2.23 (1.73) 2.31 (1.81) 1.91 (1.33) 0.174
Substances used at last Drug OD
Street Opioids 193 (52.88%) 143 (49.14%) 50 (67.57%) --
Prescription Sedatives 127 (34.79%) 104 (35.74%) 23 (31.08%) --
Alcohol 109 (29.86%)   94 (32.30%) 15 (20.27%) --
Prescription Pain Relievers 106 (29.04%)   91 (31.27%) 15 (20.27%) --
Marijuana   83 (22.74%)   69 (23.71%) 14 (18.92%) --
Cocaine or Crack   86 (23.56%)   75 (25.77%) 11 (14.86%) --
Energy Drinks   28 (7.67%)   24 (8.25%)   4 (5.41%) --
Prescription Stimulants   25 (6.85%)   21 (7.22%)   4 (5.41%) --
Methamphetamines   21 (5.75%)   19 (6.53%)   2 (2.70%) --
Other2   30 (8.22%)   27 (9.28%)   3 (4.05%) --

Note. All percentages represent fraction of the total n within the column. Each column adds up to more than 100% because categories are not mutually exclusive. All results take into account missing data for each measure Grey area not included in analysis, presented for descriptive purposes only. OD = Overdose

1

: Defined as having called 911 (either the patient or someone else), being taken to the ER or being admitted to the hospital.

2

:Other includes Hallucinogens, over the counter medications, inhalants, as well as write-in ‘other’ category.