Table 1.

Demographic and clinical characteristics of patients with oropharyngeal squamous cell carcinoma presenting to the American University of Beirut Medical Center from 1972 to 2017

Descriptive	Overall N = 34	HPV Negative N = 5	HPV Positive N = 29	P-value
Age at diagnosis in years, mean(sd)	58.9 (9.3)	57.6 (7.8)	59.1 (9.6)	0.645
Male, n(%)	25 (73.5)	3 (60.0)	22 (75.9)	0.591
Country, n(%)ss				1.000
Lebanon	27 (79.4)	5 (100)	22 (75.9)
Syria	3 (8.8)	0 (0)	3 (10.3)
Palestinian Territories	1 (2.9)	0 (0)	1 (3.4)
Jordan	1 (2.9)	0 (0)	1 (3.4)
Iraq	2 (5.9)	0 (0)	2 (6.9)
Tobacco use, n(%)	24 (75.0)	3 (75.0)	21 (75.0)	1.000
Any alcohol use, n(%)	16 (50.0)	2 (50.0)	14 (50.0)	1.000
Social	7 (46.7)	1 (50.0)	6 (46.2)
Daily	8 (53.3)	1 (50.0)	7 (53.8)
Primary site, n(%)				1.000
Tonsil	14 (41.2)	2 (40.0)	12 (41.4)
BOT	17 (50.0)	3 (60.0)	14 (48.3)
Soft Palate	3 (8.8)	0 (0)	3 (10.3)
Stage at presentation, n(%)				0.660
I	1 (3.0)	0 (0)	1 (3.6)
II	1 (3.0)	0 (0)	1 (3.6)
III	4 (12.1)	1 (20.0)	3 (10.7)
IV	27 (81.8)	4 (80.0)	23 (82.1)
Clinical T stage, n(%)				1.000
TX	3 (10.0)	0 (0)	3 (11.5)
T1	3 (10.0)	0 (0)	3 (11.5)
T2	9 (30.0)	1 (25.0)	8 (30.8)
T3	6 (20.0)	1 (25.0)	5 (19.2)
T4	9 (30.0)	2 (50.0)	7 (26.9)
Clinical N stage, n(%)				0.121
NX	1 (3.2)	1 (25.0)	0 (0)
N0	4 (12.9)	0 (0)	4 (14.8)
N1	4 (12.9)	1 (25.0)	3 (11.1)
N2	22 (71.0)	2 (50.0)	20 (74.1)
N3	0 (0)	0 (0)	0 (0)
M stage, n(%)				0.359
MX	1 (3.1)	0 (0)	1 (3.7)
M0	25 (78.1)	3 (60.0)	22 (81.5)
M1	6 (18.8)	2 (40.0)	4 (14.8)
Surgery only, n(%)	5 (14.7)	0 (0)	5 (17.2)
Surgery + Radiation, n(%)	1 (2.9)	1 (20)	0 (0)
Surgery + Radiation + Systemic therapy, n(%)	7 (20.6)	1 (20)	6 (20.7)
Radiation only, n(%)	2 (5.9)	0 (0)	2 (6.9)
Radiation + Systemic therapy, n(%)	14 (41.2)	2 (40)	12 (41.4)
Systemic therapy only, n(%)	1 (2.9)	1 (20)	0 (0)

N,n count, sd standard deviation; Information was missing from 1 patient for Stage, 7 patients for T stage, 3 patients for N stage, 5 patients for M stage, and 4 patients for treatment