Parameters

Internet addiction, n (%)

χ2 (P) values

Normal

Mild

Moderate

Severe

Sex

Male

12 (4.5)

55 (20.7)

72 (27.1)

127 (47.7)

27.286 (0.00000513)***

Female

29 (13.9)

16 (7.7)

71 (33.9)

93 (44.5)

Age (year)

18 - 21

36 (18.3)

32 (16.2)

57 (28.9)

72 (36.5)

6.056 (0.10891726)

22 - 25

39 (14.0)

29 (10.4)

96 (34.5)

114 (41.0)

Year of study

1st

21 (16.5)

36 (28.3)

23 (18.1)

47 (37.0)

31.669 (0.00022713)***

2nd

6 (5.6)

21 (19.4)

44 (40.7)

37 (34.3)

3rd

12 (11.2)

18 (16.8)

26 (24.3)

51 (47.7)

4th

9 (6.8)

24 (18.0)

32 (24.1)

68 (51.1)

Residential status

With family

16 (11.7)

32 (23.3)

53 (38.7)

36 (26.3)

21.524 (0.00008193)***

Without family

17 (5.0)

57 (16.9)

102 (30.2)

162 (47.9)