Variable Description

Name
C4VAR022
Label
AGE ONSET ALCOHOL DEPEND W/CLUSTER-W4
Dataset

Summary Statistics for 'C4VAR022'

Value Valid Label Frequency % of Valid % of All
95 Missing pretest case not asked 4
0.03%
97 Missing legitimate skip 9,330
59.42%
98 Missing answered don't know and/or refused to question(s) used in variable construction 8
0.05%
99 Missing not applicable: met 3+ symptom criteria but not clustering criterion or did not meet 3+ symptom criteria or answered dk/re to C4VAR021 4,975
31.69%
Total Responses Valid Invalid Min Max Mean StdDev Variance Skewness Kurtosis
15701 1384 14317 5 32 21.9356936416185 3.79397824946511 14.3942709574143 -0.147233361713505 0.901657668135076

Representation

Representation Type
Numeric
Type
Double
Variable is a Weight
False
Aggregation Method
Unspecified
Temporal
False
Geographic
False

Source Questions

C4VAR022

Lineage

  • Wave IV Constructed Variables - C4VAR022
    AGE ONSET ALCOHOL DEPEND W/CLUSTER-W4
    • Age of Onset of 3+ Alcohol Dependence Symptoms That Clustered in a Single Year