Table 2. Walked distance during each test for patients and controls.

	Test 1	Test 2	Test 3
Patient				Mean	SD
1	420	419	424	421	2.6
2	189	186.2	199	191.4	6.7
3	735	754	780	756.4	22.4
4	315	323	318	318.7	4
5	515	549	557	540.3	22.3
6	343	356	368	355.7	12.5
7	498	614	720	610.7	111
8	484	515	553	517.3	34.6
9	434	448	468	450	17.1
10	678	654	680	670.7	14.5
11	531	559	567	552.3	18.9
12	611	571	659	613.7	44.1
13	646	743	795	728	75.6
14	535	572	577	561.3	22.9
15	538	561	527	542	17.3
16	305	334	329	322.7	15.5
Min	189	186.2	199
Max	735.3	754	795
Mean	486.1	509.9	532.6
SD	147.4	156.2	173.0
Control	Test1	Test 2	Test 3
1	679	772	751.5	734.2	48.9
2	749	893.2	839	827.1	72.8
3	962	953	900	938.3	33.5
4	641	850	935	808.7	151.3
5	695	725	774	731.3	39.9
6	735	664	670	689.7	39.4
7	705	705	655	688.3	28.9
8	675	705	740	706.7	32.5
9	645	674	733	684	44.8
10	788	836	839	821	28.6
11	660	658	667	734.2	4.7
12	750	965	973	896	126.5
Min	641	658	655
Max	962	965	973
Mean	723,7	783,4	789,7
SD	87,9	112,3	107,3