Table 1.

Inter- and intra-group comparisons of heart rate

Heart rate	Group, mean±SD		P†
	Video	Verbal
Waiting area	92.15±15.37	83.15±10.75	0.096
Dental chair	85.46±11.08	92.69±26.51	0.373
Incision	92.31±16.27	96.62±22.51	0.581
Drilling	102.38±33.42	92.54±20.80	0.376
Elevation	100.23±33.73	96.46±14.95	0.717
Suturing	94.85±30.45	85.23±22.50	0.369
Postoperative	90.92±30.13	82.92±8.86	0.368
P‡	0.536	0.126

^‡P-value from repeated measures ANOVA; ^†P-value from independent sample t-test. SD=Standard deviation