Table 6.

Two-by-two table of perceived functional need and professionally assessed functional need categorized by age group

Age	Perceived functional need	Professionally assessed functional need		p value*	Overestimation %	Underestimation %
		Negative	Positive
18–25	Yes	3	2	0.0833	50	100
	No	3	0
26–35	Yes	6	11	0.0143*	60	100
	No	4	0
36–45	Yes	5	7	0.5153	71.43	77.78
	No	2	2
> 45	Yes	13	24	0.0290*	100	85.71
	No	0	4

*For 2-by-2 tables, Bowker’s test is equivalent to McNemar’s test (P ≤ 0.05)