Table 4. Comparison of minor criteria between groups.

	JFMS group		Non-JFMS group  (control group)
	n	%	n	%	p
Fatigue
No	4	11.4	69	65.7
					0.001*†
Yes	31	88.6	36	34.3
Sleep disturbance
No	8	22.9	79	75.2
					0.001*†
Yes	27	77.1	26	24.8
Chronic anxiety or tension
No	8	22.9	92	87.6
					0.001*†
Yes	27	77.1	13	12.4
Chronic headaches
No	15	42.9	94	89.5
					0.001*†
Yes	20	57.1	11	10.5
Irritable bowel syndrome
No	31	88.6	104	99
					0.014*‡
Yes	4	11.4	1	1
Subjective soft tissue swelling
No	29	82.9	104	99
					0.001*‡
Yes	6	17.1	1	1
Numbness or tingling of the extremities
No	14	40	93	88.6
					0.001*†
Yes	21	60	12	11.4
Pain modulated by weather
No	25	71.4	98	93.3
					0.002*‡
Yes	10	28.6	7	6.7
Pain modulated by physical activity
No	12	34.3	81	77.1
					0.001*†
Yes	23	65.7	24	22.9
Pain modulated by stress or anxiety
No	11	31.4	83	79
					0.001*†
Yes	24	68.6	22	21
* p<0.05; † Yates’s continuity correction; ‡ Fisher’s exact test.