Table 3 Correlation coefficiency between thpfe amount of smoking and levels of craving for smoking, depression, and menstrual phase-associated symptoms in the menstrual, follicular and luteal phases

Craving (VAS)

Number of cigarettes

0.611^***

0.20–0.84

0.598^***

0.18–0.83

0.718^***

0.38–0.89

CO concentration

0.530^**

0.09–0.80

0.430^*

0.08–0.69

0.811^***

0.55–0.93

Depressiveness (CES-D)

Number of cigarettes

0.387^*

0.02–0.66

0.374^*

0.01–0.65

0.546^**

0.24–0.77

CO concentration

0.490^**

0.03–0.78

0.484^**

0.02–0.78

0.607^***

0.20–0.84

Menstrual phase-associated symptoms(MDQ)

Number of cigarettes

0.405^*

0.05–0.67

0.097

−0.28–0.45

0.530^**

0.08–0.80

CO concentration

0.488^**

0.03–0.78

0.274

−0.10–0.58

0.588^**

0.17–0.83