Table 2: A presentation of all included patients in the two groups PPS (patients who fulfilled the criteria for PPS 2012) and PP (patients that did not 2012) according to age at the acute polio infection, actual age, gender, pain, the intensity of pain according to the visual analogue scale (VAS) and walking aids.

All patients
PPS+PP
PPS n=28 PP n= 39 P
Age in month at polio infection 30,5 (1-240) median 24 30,5(1-240) median 22 30 (1-72) median 24 Ns
Actual age in years 59 (52-71))
median 60
61,5(56-71)
median 63
58(52-64)
median 59
Ns
Female* 30/67 (45%) 17/30 (57%) 13/30(43%) P=0,0484
Male 37/67 (55%) 11/37 (29%) 26/30 (71%) Ns
Fatigue* 25/67 (37%) 18/28 (64%) 7/39 (18%) P=0,0003
Presence of Pain 52/67 (78%) 23/28 (82%) 29/39 (74%) Ns
Mean Intensity of Pain VAS 50(0-100) 56(0-100) 43(0-90) Ns
Wheelchair users* 15/67(22%) 14/28 50% 1/39 (2%) P=0.0001
Walkers with 1-2 crutches 23/67 (%) 10/28 (%) 13/39(%) Ns
Unaided walking* 29/67(43%) 4/28 (14%) 25/39 (64%) P=0,0001

* chi 2= 3,896 df=1 p= 0,0484
* Chi 2= 13,046 DF =1 p=0, 0003
* p=0, 0001 Fischer’s exact test.
* Chi 2 = 14,510 DF=1 p= 0, 0001.