Id number of items

Item content

Mean (SD)

Factor 1

Perceived bus route punctuality (α = 0.81, Aiic = 0.58, Ev = 31%)

3.62 (0.86)

T1

The bus company lays down a strict travel schedule.

3.71 (1.00)

T2

Several fines would be imposed if each driving round is not completed on time.

3.51 (1.07)

T3

Several benefits would be earned if driving schedules are completed on time.

3.64 (0.97)

Factor 2

Perceived bus route organization (α = 0.87, Aiic = 0.68, Ev = 34%)

3.24 (0.94)

T5

Working shifts are too long.

3.25 (1.06)

T6

Working shifts are too late.

3.19 (1.07)

T7

The bus route is too long.

3.28 (1.04)