Table 2.

Time intervals and number of consultations at primary care by presenting symptom.

Presenting Symptom	Patient Interval	Primary Care Interval	Prereferral Interval	Diagnostic Interval	Number of Consultations
					Median	RR (95% CI)	p-Value
Pain
No (n = 131)	62.94 (108.34)	15.60 (38.11) *	99.80 (128.10)	61.25 (74.74)	2.51	1.39 (1.17–1.66)	p < 0.001 *
Yes (n = 50)	50.72 (72.44)	42.49 (81.59)	91.38 (97.37)	83.43 (111.39)	3.51
Oral lump
No (n = 141)	51.24 (71.26)	37.28 (72.25) *	95.27 (90.22)	83.70 (100.24) *	3.27	0.75 (0.63–0.89)	p < 0.001 *
Yes (n = 40)	71.67 (131.09)	8.67 (30.81)	97.48 (155.05)	39.16 (56.77)	2.46
Oral ulceration
No (n = 136)	61.66 (113.03)	30.24 (59.91)	102.96 (130.11)	80.89 (99.56)	3.20	0.84 (0.69–1.02)	p = 0.08
Yes (n = 45)	52.60 (57.98)	24.20 (69.74)	83.93 (81.89)	47.65 (67.02)	2.71
White patch
No (n = 154)	57.39 (95.22)	23.94 (55.88)	90.55 (113.66)	60.85 (82.09)	3.04	1.02 (0.83–1.26)	p = 0.82
Yes (n = 27)	62.50 (102.52)	40.52 (81.87)	116.82 (119.55)	107.24 (116.61)	2.00
Red patch
No (n = 175)	55.94 (94.15)	26.14 (62.95)	90.99 (111.68)	69.43 (92.05)	3.00	1.35 (0.87–2.09)	p = 0.17
Yes (n = 6)	100.17 (129.27)	58.80 (66.86)	173.20 (145.84)	84.00 (83.05)	3.00
Bleeding
No (n = 178)	58.21 (96.90)	28.42 (63.55)	96.54 (115.50)	71.17 (91.91)	2.98	0.65 (0.25–1.35)	p = 0.31
Yes (n = 3)	61.33 (73.53)	0.00 (NA)	74.50 (99.70)	16.50 (6.36)	3.06
Burning sensation
No (n = 178)	57.85 (96.97)	29.07 (64.20)	96.77 (116.25)	70.52 (91.99)	2.95	1 (0.72–1.38)	p = 1
Yes (n = 3)	74.33 (65.76)	1.33 (2.31)	75.67 (68.06)	56.67 (78.31)	1
Ill-fitted dentures
No (n = 178)	55.21 (90.76)	28.42 (63.55)	92.21 (110.07)	70.67 (91.96)	2.99	1.11 (0.58–2.13)	p = 0.74
Yes (n = 3)	403.00 (NA)	0.00 (NA)	403.00 (NA)	42.00 (56.57)	3.33
Tooth mobility
No (n = 179)	57.52 (96.18)	28.42 (63.55)	95.40 (115.23)	70.57 (92.03)	2.98	1.34 (0.66–2.70)	p = 0.40
Yes (n = 2)	145.00 (NA)	0.00 (NA)	145.00 (NA)	47.00 (49.50)	4.00

(RR: Relative Risk; (*): (p < 0.05).