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. Author manuscript; available in PMC: 2016 Jul 1.
Published in final edited form as: Ann Epidemiol. 2015 Mar 23;25(7):469–474. doi: 10.1016/j.annepidem.2015.03.003

Table 4.

Association of physical activity patterns using multivariate finite mixture modeling and baseline demographics in the Northern Manhattan Study

a Cluster
P
I II III IV V VI
Age
 Mean 69 68 69 69 69 70 .34
 SD 10 10 10 10 10 10
Sex
 Females % 67 57 67 64 58 54 <.001
 Males % 33 43 33 36 42 46
Race-Ethnicity
 Whites % 16 11 18 21 26 38 <.001
 Blacks % 21 28 24 23 31 27
 Hispanics % 63 61 58 56 43 35
Education
 No high school % 62 62 64 53 47 32 <.001
 At least high school % 38 38 36 47 53 68
Smoking Status
 Never smoker % 47 49 55 51 46 38 <.001
 Former smoker % 35 39 29 35 36 51
 Current smoker % 18 12 16 14 18 11
Moderate Alcohol Consumption
 No % 73 58 65 66 65 48 <.001
 Yes % 27 42 35 34 35 52
bSocial Support
 No % 18 16 14 15 13 7 .001
 Yes % 82 84 86 85 87 93
a

Cluster I: No activity (n = 1322); II: Rare activity (n = 74); III: Active weekly (n = 196); IV: Active every other day (n = 472); V: Active daily (n = 1035); VI: Highly active (n = 194).

b

Defined as having three or more friends