Table 2.
Mean self-reported sitting at baseline (T0), 1-month follow-up (T1), and 3-month follow-up (T2) for the 3 groups and time × group effects.
| Group | T0 | T1 | T2 | F dftime×group | P value | |||
| Total sitting in minutes/day, mean (SD) |
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Total workday sitting |
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T0–T1–T2: F4,128=5.65 | <.001*** | |||
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Tailored (n=36) | 507 (104) | 480 (128) | 425 (110) | T0–T1: F2,149=1.45 | .24 | |
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Generic (n=64) | 457 (107) | 444 (105) | 437 (95) | T0–T2: F2,128=8.47 | <.001*** | |
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Control (n=28) | 449 (126) | 434 (131) | 469 (92) |
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Total nonworkday sitting |
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T0–T1–T2: F4,128=1.20 | .31 | |||
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Tailored (n=36) | 141 (70) | 139 (69) | 132 (70) | T0–T1: F2,149=0.63 | .54 | |
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Generic (n=64) | 130 (63) | 131 (67) | 141 (77) | T0–T2: F2,128=1.15 | .32 | |
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Control (n=28) | 123 (58) | 117 (47) | 134 (55) |
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| Domain-specific sitting in minutes/day, mean (SD) |
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Sitting at worka |
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T0–T1–T2: F4,118=6.72 | <.001*** | ||
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Tailored (n=33) | 338 (107) | 279 (92) | 259 (88) | T0–T1: F2,138=12.5 | <.001*** | |
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Generic (n=61) | 288 (59) | 279 (64) | 280 (69) | T0–T2: F2,119=10.09 | <.001*** | |
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Control (n=24) | 281 (65) | 280 (50) | 288 (48) |
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Sitting during transportb |
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T0–T1–T2: F4,118=0.45 | .77 | |||
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Tailored (n=33) | 78 (84) | 103 (124) | 58 (49) | T0–T1: F2,138=0.47 | .63 | |
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Generic (n=61) | 66 (79) | 60 (67) | 48 (31) | T0–T2: F2,119=0.01 | .98 | |
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Control (n=24) | 81 (106) | 74 (88) | 62 (62) |
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Television viewingb |
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T0–T1–T2: F4,118=1.31 | .23 | ||
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Tailored (n=33) | 100 (57) | 104 (56) | 106 (61) | T0–T1: F2,138=1.24 0.29 | .29 |
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Generic (n=61) | 95 (62) | 92 (67) | 102 (68) | T0–T2: F2,119=1.24 | .29 | |
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Control (n=24) | 91 (68) | 79 (68) | 82 (61) |
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Personal computer useb |
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T0–T1–T2: F4,118=1.51 | .20 | |||
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Tailored (n=33) | 50 (46) | 53 (47) | 47 (29) | T0–T1: F2,138=0.20 | .82 | |
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Generic (n=61) | 51 (40) | 52 (44) | 51 (39) | T0–T2: F2,119=1.35 | .26 | |
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Control (n=24) | 58 (62) | 59 (71) | 69 (65) |
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Other leisure time sittingb |
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T0–T1–T2: F4,118=1.86 | .12 | |||
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Tailored (n=33) | 101 (42) | 90 (44) | 75 (32) | T0–T1: F2,138=1.68 | .19 | |
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Generic (n=61) | 99 (61) | 98 (61) | 97 (46) | T0–T2: F2,119=3.64 | .03* | |
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Control (n=24) | 95 (48) | 96 (43) | 102 (64) |
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aAverage on workday.
bAverage of workday and nonworkday.
* P<.05; *** P<.001.