Table 4 Repeated Measures Analyses (GLM repeated measures) of change over time

Participants who completed two sessions (N = 127)

Within subject effects

31.760 (< 0.005)

97.205 (< 0.005)

71.041 (< 0.005)

Participants who completed three sessions (N = 94)

Within subject effects

34.094 (< 0.005)*

67.809 (< 0.005)*

54.272 (< 0.005)**

Within subject contrasts

Linear 45.137 (< 0.005)

Quadratic 0.156 (0.690)

Linear 94.756 (< 0.005)

Quadratic 6.132 (0.015)**

Linear 76.334 (< 0.005)

Quadratic 8.886 (0.004)

Participants who completed four sessions (N = 63)

Within subject effects

33.433 (< 0.005)*

49.312 (< 0.005)**

39.225 (< 0.005)**

Within subject contrasts

Linear 51.434 (< 0.005)

Quadratic 0.234 (0.634)

Linear 83.358 (< 0.005)

Quadratic 10.152 (0.002)

Linear 67.198 (< 0.005)

Quadratic 11.511 (0.001)

Participants who completed five sessions (N = 34)

Within subject effects

20.294 (< 0.005)*

27.001 (< 0.005)*

19.368 (< 0.005)**

Within subject contrasts

Linear 38.196 (< 0.005)

Quadratic 1.949 (0.172)

Linear 45.44 (< 0.005)

Quadratic 25.477 (< 0.005)

Linear 31.234 (< 0.005)

Quadratic 21.702 (< 0.005)