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Table 1 Demographics information about the study subjects

From: Sex differences in the neurobiology of fear conditioning and extinction: a preliminary fMRI study of shared sex differences with stress-arousal circuitry

  Female (n = 12) Males (n = 12) P=
Age 22.1
(SD: 2.6)
26
(SD: 5.0)
0.02
Years of Education 15.4
(SD: 1.4)
16.8
(SD: 1.8)
0.04
Ethnicity
Caucasian 10 11  
Asian 2 0  
Hisp/Black 0 1  
Behavioral measure of anxiety
STAI T 30.6
(SD: 6.1)
33.1
(SD: 1.8)
0.5
STAI S 31.5
(SD: 9.4)
29.8
(SD: 6.2)
0.6
Phases of menstrual cycle
Luteal 4 N/A  
Follicular 4 N/A  
unknown 4