Table 2 RSBQ total and subscale mean scores, SDs, ranges and maximum scores

Total (max = 90)

42.31 (14.85)

12 to 78

  General mood (max = 16)

6.48 (3.98)

0 to 16

  Breathing problems (max = 10)

5.05 (3.06)

0 to 10

  Hand behaviours (max = 12)

8.44 (2.36)

1 to 12

  Repetitive face movements (max = 8)

2.91 (1.94)

0 to 8

  Body rocking and expressionless face (max = 12)

5.41 (2.23)

1 to 12

  Night-time behaviours (max = 6)

1.74 (1.59)

0 to 6

  Fear/anxiety (max = 8)

4.40 (2.24)

0 to 8

  Walking/standing (max = 8)

1.31 (1.46)

0 to 4