participant_id	ID	Pre_ID	Gender	Group	Age	Pain_Threthold
sub-001	1	103	F	1	23	2.2500000000
sub-002	2	104	M	1	25	3.7500000000
sub-003	3	105	F	1	25	3
sub-004	4	106	F	1	22	3.2500000000
sub-005	5	108	F	1	25	4.2500000000
sub-006	6	111	F	1	19	4
sub-007	7	112	F	1	23	3.7500000000
sub-008	8	113	F	1	29	4.5000000000
sub-009	9	203	M	2	21	3.7500000000
sub-010	10	205	M	2	26	3.7500000000
sub-011	11	206	M	2	27	3.7500000000
sub-012	12	207	F	2	27	4.2500000000
sub-013	13	208	F	2	20	4
sub-014	14	209	M	2	21	4.2500000000
sub-015	15	210	F	2	24	4
sub-016	16	211	F	2	24	3
sub-017	17	212	F	2	23	2.7500000000
sub-018	18	213	F	2	22	2.7500000000
sub-019	19	214	F	2	20	3.7500000000
sub-020	20	302	M	3	26	3
sub-021	21	303	F	3	23	3.7500000000
sub-022	22	304	F	3	22	3
sub-023	23	305	F	3	25	2.7500000000
sub-024	24	307	F	3	22	3.7500000000
sub-025	25	308	F	3	30	4.5000000000
sub-026	26	309	M	3	24	3.2500000000
sub-027	27	310	M	3	23	4.5000000000
sub-028	28	311	F	3	23	4.2500000000
sub-029	29	312	F	3	21	3.5000000000
sub-030	30	313	F	3	20	3.5000000000