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. Author manuscript; available in PMC: 2015 Jun 17.
Published in final edited form as: J Occup Environ Hyg. 2014;11(2):117–125. doi: 10.1080/15459624.2013.816434

Table III. Effect of Testing Method on Overall Exercise Geometric Mean (GM), Fit Factor (FFO) (n = 8).

FFR Model Testing MethodA Passing Rate (%)B GM FFO GSD Min FFO Max FFO
A −S 50 113 5.0 14 1150
+S 75 332 4.6 38 4400
B −S 88 509 4.3 35 3850
+S 100 2427C 4.3 226 8480
C −S 63 106 1.9 31 256
+S 75 186 2.0 64 391
D −S 13 61 2.1 21 224
+S 63 136C 1.5 87 230
E −S 63 127 2.0 38 233
+S 100 227 2.1 129 1250
F −S 50 56 10.4 4 1910
+S 88 819C 6.3 98 9310
G −S 25 36 8.0 3 1170
+S 100 1173C 3.4 164 7480
A

+S = Screening method used; −S = Screening method not used.

B

Percentage of overall FFs ≥ 100.

C

Indicates GM FFO is statistically different (P < 0.05) between testing methods.