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. 2019 Dec 6;10:886. doi: 10.3389/fpsyt.2019.00886

Table 2.

Mental health, infectious diseases, and biomedical HIV prevention.

Measure Methamphetamine users No Drug Use For Sex (NDUS)
N Mdn= median IQR IQR= interquartile range N Mdn= median IQR IQR= interquartile range Mann–Whitney U p-value Effect size (r)
PHQ-9 117 5.00 5.00 150 3.00 4.25 6,824.0 .002** 0.2
GAD-7 112 3.00 4.00 149 2.00 5.00 7,398.0 .113 0.1
PHQ-15 116 4.00 5.00 151 3.00 4.00 7,595.0 .061 0.1
Traumatic Events Lifetime 110 2.00 2.00 142 1.00 2.00 6,852.0 .087 0.1
N % N % Chi2 p-value Effect size (Cramer V)
PTSD screening positive 110 6.4 139 12.9 2.949 .086 0.1
PHQ-9 > 10 117 11.1 150 12.0 .051 .822 0.01
GAD-7 > 10 112 5.4 149 8.7 1.074 .300 0.064
PHQ-15 > 10 116 12.9 151 10.6 .345 .555 0.036
HIV positive 91 52.7 96 7.2 30.670 .000** 0.418
Hepatitis C infection 93 3.2 70 0 2.300 .129 0.119
Condomless anal intercourse 100 93 139 49.6 50.070 .000** 0.458
PrEP 43 53.8 83 7.2 29.126 .000** 0.481

PHQ-9, Patient Health Questionnaire (PHQ-D) subscale for depressive symptoms; GAD-7, PHQ-D subscale for generalized anxiety symptoms; PHQ-15, (PHQ-D) subscale for somatization symptoms; PTSD, posttraumatic stress disorder; PrEP, pre-exposure prophylaxis. Mdn, median; IQR, interquartile range. **p < .01.