Table 4.

Number of participants and SOGS scores by gambling type (n = 14,780).

	Horse racing	Bicycle racing	Boat racing	Auto racing	Lottery trading	Pachinko	Casino	Securities
Average number of participants	2.60	4.39	4.32	5.36	1.78	2.53	5.22	2.50
Correlation coefficienta	0.31	0.19	0.20	0.08	0.41	0.18	0.19	0.35
Participation in type 1 (%)	27.28	9.66	7.69	6.42	59.89	33.09	10.77	43.21
SOGS (participation in 1 type)	1.50	2.33	2.66	4.66	0.70	2.77	2.25	1.46
SOGS (2 or more types)	2.68	3.91	3.69	4.33	2.52	3.31	4.08	2.84
Differenceb	1.19	1.58	1.02	− 0.33	1.82	0.54	1.83	1.38
Statistics	12.23	5.27	3.13	0.67	30.79	5.57	3.35	10.85
P valuec	< 0.001	< 0.001	0.035	0.993	< 0.001	< 0.001	0.018	< 0.001

^aCorrelation coefficient between average number of participants and SOGS scores.

^bTest for differences between single type and two or more types.

^cBoat racing and casinos significant at p < 0.05, auto racing not significant.