NIDA Opioid-Cocaine Genetics Initiative Version 2.0 (Nov 2022)
DESCRIPTIVE INFORMATION BY DIAGNOSTIC MODEL

Description Model 1 Model 2 Model 3
PEDIGREES WITH AN AFFECTED SIB-PAIR WITH DNA AVAILABLE      
# sibships, 2 affected sibs with DNA available 536 238 468
# sibships, 3 affected sibs with DNA available 61 17 48
# sibships, 4 affected sibs with DNA available 9 2 7
# sibships, 5 or more affected sibs with DNA available 1 0 1
Total # pedigrees,at least 1 affected sib-pair with DNA available 604 257 521
# affected sib-pairs with DNA available (n-1) 689 278 589
Maximum # affected sib-pairs with DNA available [n*(n-1)/2] 783 301 664
# affected sibs with DNA available 1296 535 1113
# other affected relatives with DNA available 58 21 46
Total # affecteds with DNA available 1354 556 1159
# unaffected sibs with DNA available 68 31 73
# other unaffected relatives with DNA available 144 70 126
Total # subjects with DNA available 1566 657 1358
# sibships, no parent with DNA available 477 200 413
# sibships, 1 parent with DNA available 111 48 97
# sibships, both parents with DNA available 19 9 14
# afffecteds with DNA available, by sex      
Female 655 237 583
Male 699 319 576
PEDIGREES WITHOUT AN AFFECTED SIB-PAIR WITH DNA AVAILABLE      
# pedigrees, one affected with DNA available 2977 2005 2689
# pedigrees, 2 affecteds with DNA available 158 68 145
# pedigrees, 3 affecteds with DNA available 20 3 17
# pedigrees, 4 affecteds with DNA available 2 1 1
# sibships, 5 or more affecteds with DNA available 2 0 2
Total # pedigrees, at least 1 affected with DNA available 3159 2077 2854
Total # affecteds with DNA available 3372 2154 3044
Total # subjects with DNA available 3501 4410 3709
TRIOS FOR ASSOCIATION ANALYSIS      
(AN AFFECTED INDIVIDUAL + 2 PARENTS WITH DNA AVAILABLE)      
# pedigrees containing at least 1 trio 25 19 21
INDEPENDENT CASES AND CONTROLS      
# independent cases 3763 2334 3375
# potential controls from Control Sample 0 0 0

MODEL 1: DSM-III-R, DSM-IV Opioid or Cocaine Dependence
MODEL 2: DSM-III-R, DSM-IV Opioid Dependence
MODEL 3: DSM-III-R, DSM-IV Cocaine Dependence