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. 2021 Apr 28;12:676224. doi: 10.3389/fpsyt.2021.676224

Table 8.

Last purchase characteristics in Spain.

Na Number/volume purchased Strengthb Total price paid (€)
Gabapentin 45 N: 45
Mean (STD): 5.8 (8.53)
Median (IQR): 2.0 (1.0, 6.0)
Range: (0.0, 33.0)
N: 12
Mean (STD): 38.9 (49.44)
Median (IQR): 8.0 (2.0, 100.0)
Range: (1.0, 120.0)
N: 45
Mean (STD): 14.4 (15.42)
Median (IQR): 10.0 (2.0, 20.0)
Range: (0.0, 55.0)
Pregabalin 52 N: 52
Mean (STD): 5.4 (7.65)
Median (IQR): 2.0 (1.0, 6.0)
Range: (0.0, 35.0)
N: 16
Mean (STD): 26.3 (61.40)
Median (IQR): 3.5 (2.0, 27.0)
Range: (1.0, 250.0)
N: 52
Mean (STD): 185,204.8 (1,302,466.10)
Median (IQR): 10.0 (2.0, 32.0)
Range: (0.0, 9,393,939.0)

STD, Standard deviation; IQR, Interquartile Range.

a

Includes all survey respondents who report non-medical use of the product and “Bought it from a dealer” or “Bought it on the internet”.

b

Strength: MG per tablet/capsule, MCG/h per patch, MG per oral film, MG/ML per liquid, MCG per lollipop, MCG per lozenge, MG per suppository; All non-numeric entries were excluded.

Respondents have option to check ‘I'm not sure' under strength.