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Table 3 Mean driving performance, estimated effort and estimated alertness after driving as a function of BAC (SD between brackets)
|  | BAC 0.0 g/l | BAC 0.2 g/l | BAC 0.5 g/l | F[2,56] | P< | η2p |
|---|---|---|---|---|---|---|
SDLP (cm) | 42.14 (12.66) | 48.74 (14.63) | 55.27 (20.76) | 10.89 | .001 | .28 |
Speed (m/s) | 30.17 (0.81) | 30.18 (0.74) | 30.40 (1.06) | 1.56 | .23 | .05 |
SDspeed (m/s) | 0.76 (0.56) | 0.93 (0.55) | 1.10 (0.72) | 6.25 | .003 | .18 |
Estimated effort (Nasa-TLX) | 11.31 (4.76) | 12.27 (3.66) | 13.28 (3.81) | 3.51 | .04 | .11 |
Estimated alertness (Thayer) | 1.07 (0.69) | 0.88 (0.54) | 0.86 (0.69) | 1.66 | .20 | .06 |