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. Author manuscript; available in PMC: 2015 Sep 1.
Published in final edited form as: Am J Geriatr Psychiatry. 2013 Aug 20;22(9):875–883. doi: 10.1016/j.jagp.2013.04.001

Table 1.

Zero-order correlations between drinking and anxiety and worry measures.

Alcohol Use
(0= no, 1 = yes)
Number of
drinks/week

Sleep
  ISI −0.15* −0.10
Worry
  PSWQ-A −0.12 −0.11
  GADSS −0.17* −0.11
Anxiety
  STAI-T −0.19** −0.11
  SIGH-A −0.18** −0.16*

Point-biserial correlation

Pearson’s zero-order correlations, all degrees of freedom = 223

*

p < 0.05,

**

p < 0.01

ISI = Insomnia Severity Index; PSWQ-A = Penn State Worry Questionaire − Abbreviated; GADSS = Generalized Anxiety Disorder Severity Scale; STAI-T = Trait subscale of the State-Trait Anxiety Inventory; SIGH-A − Structured Interview Guidelines for the Hamilton Anxiety Rating Scale