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. Author manuscript; available in PMC: 2009 Aug 1.
Published in final edited form as: Am J Prev Med. 2008 Jun 11;35(2):111–117. doi: 10.1016/j.amepre.2008.04.014

Table 2.

Risk of incident depression in Year 2 according to attendance dose in Year 1 for nondepressed Silver Sneakers participantsa

n Unadjusted OR (95% CI) p value Adjustedb OR (95% CI) p value
Silver Sneakers Participation 4440
<5/week 4289 1.0 – 1.0 –
≥5/week 151 0.83 (0.38, 1.78) 0.63 0.98 (0.45, 2.13) 0.97
Q1: 0–11 visits/year 1105 1.0 – 1.0 –
Q2: 12–49 visits/year 1086 0.70 (0.50, 1.0) 0.05 0.70 (0.50, 1.0) 0.05
Q3: 50–120 visits/year 1142 0.82 (0.59, 1.13) 0.23 0.83 (0.59, 1.16) 0.28
Q4: 121–365 visits/year 1107 0.49 (0.34, 0.72) <0.001 0.54 (0.37, 0.79) 0.002
a

No diagnostic codes for major depression or dysthymic disorder (ICD-9: 296.2, 296.3, 300.4, 311) were assigned in the 12 months preceding Silver Sneakers enrollment.

b

Adjusted for age, gender, and RxRisk