Table 2.

Organ involvement at the time of diagnosis. A Percentage of organ involvement at the time of diagnosis of the total population (n = 585) B Mean time between the onset of symptoms and the diagnosis of SLE divided by the organ involvement at the time of diagnosis (Yes = organ involved at the time of diagnosis, No = organ not involved at the time of diagnosis). Significant differences were seen in NPSLE (neuropsychiatric SLE), (T-test, *p < 0.05).

A			B
	%	n	Yes	No	p-value
Kidney	13.3	78	44.5	46.0	0.300
Heart	6.8	40	50.1	45.4	0.664
Skin	40.3	236	42.5	49.9	0.250
Joints	40.5	237	53.0	39.8	0.051
Lung	7.7	45	58.9	44.5	0.516
NPSLE *	13.1	76	68.7	42,5	0.018*
Musculoskeletal	5.0 (29)	29	62.1	43.8	0.098