Table 1.

Variables available for analysis by dataset

Variable list	Dataset
Lifetime psychiatric disorders	NESARC	CNCPS
Agoraphobia	✓	✓
GAD	✓	✓
Social phobia	✓	✓
Specific phobia	✓	✓
MDD	✓	✓
Alcohol dependence	✓	–
Nicotine dependence	✓	–
Demographics
Gender	✓	✓
Age	✓	✓
Panic features
Age of onset	✓	✓
PD duration	–	✓
Pharmacological Tx	✓	–
Psychosocial Tx	✓	✓
Age any Tx first sought	✓	✓
Stability	✓	–
Treatment outcome
CGI	–	✓
Cued attacks per week (n)	–	✓
Uncued attacks per week (n)	–	✓
Anticipatory anxiety (%)	–	✓
Sheehan Disability Scale	–	✓
Hamilton Anxiety Scale	–	✓

NESARC, National Epidemiologic Survey on Alcohol and Related Conditions; CNCPS, Cross-National Collaborative Panic Study; GAD, generalized anxiety disorder; MDD, major depressive disorder; PD, panic disorder, Tx, treatment; CGI, clinician global improvement.

A check mark indicates that the variable was available for analysis.