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. 2023 Oct 6;13:311. doi: 10.1038/s41398-023-02577-1

Table 1.

Descriptive characteristics of COGA’s lifespan project COVID-19 sample, stratified by pre-pandemic AUD status.

All participants (N = 1651) No past AUD (N: 645) Current AUD symptoms (N: 606) Remitted AUD, Drinking (N: 231) Remitted AUD, Not-Drinking (N: 169)
Socio-demographics
 Female (%) 61.8 74.9a 51.7 60.2 50.3
 Self-reported Black (%) 16.1 21.2a 15.8 8.2 7.7
 Self-reported White (%) 79.0 74.7 77.6 88.3 88.8
 Self-reported Hispanic (%) 7.9 6.0 10.1 7.8 6.5
 Age (Mean, SD) 50.7 (15.8) 49.7 (16.6) 49.3 (14.5) 55.7 (13.4) 63.8 (11.8)a
AUD Remission Status
 No past AUD (%) 39.2 100.0a 0 0 0
 Current AUD symptoms (%) 36.6 0 100.0a 0 0
 Remitted AUD, drinking (%) 14.0 0 0 100.0a 0
 Remitted AUD, nondrinking (%) 10.2 0 0 0 100.0a
Alcohol related history (lifetime)
 Age of onset of AUD (Mean, SD) 22.2 (6.4) --- 22.0 (6.2) 21.1 (4.7) 23.4 (7.6)
 Maximum number of DSM-5 AUD symptoms (0-11) 3.5 (3.5) 0.4 (0.6)a 5.3 (2.9) 4.3 (2.6) 8.1 (2.9)
 Maximum drinks consumed in a 24-h period (Mean, SD) 17.8 (15.2) 8.8 (8.6)a 23.3 (15.1) 19.4 (13.8) 29.8 (18.5)
 Age at first whole drink (Mean, SD) 16.3 (2.6) 17.2 (2.6)a 15.4 (2.3) 15.9 (2.6) 15.7 (1.9)
 Age at last drink (Mean, SD) 34.3 (8.9) 33.9 (9.9) 33.5 (7.8) 37.2 (7.7) 29.8 (18.5)
 Maximum number of AUD symptoms (Mean, SD) 2.3 (2.2) 0.4 (0.6) 3.5 (1.8) 2.8 (1.7) 5.2 (1.9)
Substance use history (lifetime)
 Ever smoked cigarettes (%) 82.3 65.3a 94.2 90.8 96.9
 Ever used cannabis (%) 67.0 54.3a 91.6 83.5 87.0
 Ever use cocaine (%) 31.3 10.7a 54.6 43.3 63.3
 Ever used opiates (%) 18.4 4.3a 36.3 20.8 43.2

aSignificantly different p < 0.001 from other groups.