Adverse Health Effects and Unhealthy Behaviors among Medical Students Using Facebook

Table 7

Association between health related behaviors and facebook surfing hours.

Behaviours	𝑁 (%)	Mean rank	Sum of ranks	𝑃 value
Hold urine
No	164 (54.7)	128.98	21153.00	<0.001
Yes	136 (45.3)	176.45	23997.00
Hold defecation
No	181 (60.3)	131.01	23712.00	<0.001
Yes	119 (39.7)	180.15	21438.00
Postpone meal
No	131 (43.7)	123.85	16224.00	<0.001
Yes	169 (56.3)	171.16	28926.00
Forget or skip meal
No	154 (51.3)	124.94	19241.00	<0.001
Yes	146 (48.7)	177.46	25909.00
Facebooking until midnight
No	53 (17.7)	113.89	6036.00	<0.001
Yes	247 (82.3)	158.36	39114.00