Illnesses	Course Year
	1st year	2nd year	3rd-5th year
Allergy problems	23	55	15
Anxiety disorder	22	42	17
Asthma	9	17	5
Chronic fatigue syndrome	6	4	9
Depression	19	24	5
Diabetes	0	1	0
Sexually transmitted diseases	2	4	1
Substance abuse problem	2	8	0
Back pain	68	109	25
Broken bone/fracture	5	6	1
Bronchitis/ear or sinus infection	38	50	16
Endometriosis	2	3	1