Comparison of smile variables among health students according to gender.

Table 3: Comparison of smile variables among health students according to gender.

Smile variables	Age	n	Mean	Std. Deviation	Std. Error Mean	P value, t test
Low upper gingival margin	Male	146	4.79	1.871	0.155	0.653
Low upper gingival margin	Female	161	6.40	1.818	0.143	0.653
Small laterals	Male	146	7.80	1.570	0.130	0.037^*
Small laterals	Female	161	7.77	1.380	0.109	0.037^*
Normal gingival display	Male	146	8.07	1.403	0.116	0.020^*
Normal gingival display	Female	161	7.47	1.636	0.129	0.020^*
High upper gingival margin	Male	146	8.39	1.200	0.099	0.001^*
High upper gingival margin	Female	161	8.02	1.653	0.130	0.001^*
Straight smile arc	Male	146	5.32	2.853	0.236	0.001^*
Straight smile arc	Female	161	5.51	2.119	0.167	0.001^*
Midline shift	Male	146	6.62	1.699	0.141	0.036^**
Midline shift	Female	161	6.94	1.544	0.122	0.036^**
Aesthetic veneers	Male	146	8.73	1.047	0.087	0.356
Aesthetic veneers	Female	161	9.07	1.038	0.082	0.356

Note: *Statistically significant