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. Author manuscript; available in PMC: 2009 Sep 1.
Published in final edited form as: Schizophr Res. 2008 Jun 12;104(1-3):294–301. doi: 10.1016/j.schres.2008.04.040

Table 2.

Means and standard deviations on the YPAS and accelerometry between persons with and without schizophrenia.

Schizophrenia
(n=54)
Comparison
(n=27)
F-value p-value
YPAS
Time+ (hr/wk) 11.2 (11.8) 32.5 (27.5) 36.00 .001
Energy + (kcal/wk) 3174.2 (5072.9) 7968.6 (6886.3) 29.70 .001
Vigorous Activity Index+ 10.2 (15.4) 22.4 (20.4) 10.76 .002
Leisurely Walking Index+ 11.9 (11.1) 17.2 (14.2) 1.43 .235
Moving Index 6.2 (4.3) 9.1 (3.6) 9.59 .003
Standing Index+ 3.0 (2.4) 5.3 (2.9) 11.75 .001
Sitting Index 2.5 (1.0) 2.3 (.86) 1.28 .261
Total Activity Index 34.2 (22.4) 56.2 (28.2) 14.58 .001
Accelerometry (n=16) (n=6)
Counts minute during wear time 337.7 (240.5) 365.3 (117.2) .070 .795
Ave. Sedentary (hours/day) 8.9 (2.9) 8.2 (1.3) .347 .563
Ave. Light activity (hours/day) 4.0 (1.0) 5.4 (1.0) 7.44 .013
Ave. Moderate (minutes/day) 32.0 (28.3) 31.6 (19.2) .001 .975
Ave. Vigorous+ (minutes/day) 4.1 (8.3) 5.4 (8.4) .140 .712
+

log transformed