Table 2.

Principal component analysis, with rotation (Promax with Kaiser Normalization) of the Young Mania Rating Scale items in patients with acute mania

Variables	Factor 1	Factor 2	Factor 3
Irritability	.772	-.045	.093
Increased motor activity/energy	.736	-.064	-.189
Disruptive-aggressive behaviour	.474	.172	-.055
Language-thought disorder	-.031	.690	-.336
Elevated mood	.390	.663	.212
Sexual interest	-.052	.497	.110
Insight	-.430	.434	.064
Thought content	.060	-.246	.734
Appearance	-.011	.104	.574
Sleep	-.046	.338	.516
Speech (rate and amount)	-.225	.009	.442