From: Severely disabling chronic pain in young adults: prevalence from a population-based postal survey in North Staffordshire
Recent pain
Chronic pain
Severely disabling chronic pain
n
%
Early responders (n = 419)
291
69.5
58
13.8
14
24.1
Intermediate responders (n = 137)
85
63.4
18
13.4
1
5.6
Late responders (n = 282)
178
63.1
43
15.2
10
23.3