Table 3 Frequency of dizziness trigger and probability of endorsement of each item given latent class membership

Sitting still with no movement

11 (13)

.04 (.05)

.12 (.06)

.20 (.08)

Looking at a computer^a

53 (65)

.94 (.06)

.99 (.02)

.02 (.05)

Watching television^b

43 (51)

.85 (.09)

.74 (.08)

.01 (.02)

Reading^c

50 (63)

.54 (.12)

.92 (.06)

.35 (.09)

With your eyes closed

13 (15)

.00 (.01)

.31 (.08)

.07 (.05)

Looking up towards the sky^d

23 (28)

.05 (.06)

.54 (.09)

.14 (.07)

Bending down towards the floor

34 (40)

.01 (.02)

.76 (.09)

.28 (.08)

Turn your head left and right^d

21 (25)

.06 (.06)

.45 (.09)

.17 (.07)

Roll over in bed

47 (55)

.21 (.12)

.84 (.06)

.46 (.09)

Ride in a car

30 (35)

.19 (.09)

.52 (.09)

.25 (.08)

When you move quickly or when things move quickly around you

70 (82)

.77 (.10)

.91 (.05)

.76 (.08)