Table 4. Cardiac mass, structure and function parameters.

	Non users	Users	p value
LVEDV (ml)	170±24	179±32	0.35
LVEDV index (ml/m2)	88±12	86±5	0.7
LVESV (ml)	65±12	68±15	0.44
LVESV index (ml/m2)	33±6	32±8	0.8
LV Mass (g)	105±16	124±25	0.01
LV Mass index (g/m2)	54±8	61±14	0.04
LVEF (%)	62±4	62±4	0.94
LA size (cm)	3.5±0.3	3.8±0.6	0.04
LA size index (cm/m2)	1.8±0.2	1.8±0.2	0.76
PFR (ml/msec)	0.61±0.17	0.57±0.13	0.38
TPFR (msec)*	248.1±76.3	307.9±207	0.45

* indicates variable analysed by Mann-Whitney U test.