Table 2.
Sex, site and age distribution of the most common malignant salivary gland tumours
| Diagnosis | Sex | Age | Site N (%) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| N (%) | M (%) | F (%) | Mean age | Peak age | Parotid | Subm gland | Subli gland | minor | ectopic | |
| ACC | 93(42.1) | 52(55.9) | 41(44.1) | 49.9 | 60-69 | 20(21.5) | 3(3.2) | 1(1.1) | 50(53.8) | 19(20.4) |
| MEC | 61(27.6) | 34(55.7) | 27(44.3) | 42.9 | 50-59 | 24(39.3) | 10(16.4) | - | 17(27.9) | 10(16.4) |
| Adeno Ca NOS | 30(13.6) | 14(46.7) | 16(53.3) | 51.4 | 40-49 | 5(16.7) | 1(3.3) | 1(3.3) | 8(26.7) | 15(50.0) |
| PCAC | 7(3.2) | 5(71.4.) | 2(28.6.) | 41.3 | 10-19 30-39 | 1(14.3) | 0(0.0) | 0(0.0) | 0(0.0) | 6(85.7) |
| Ca ex PA | 5(2.3) | 3(60.0) | 2(40.0) | 48.6 | 70-79 | 3(60.0) | 0(0.0) | 0(0.0) | 1(20.0) | 1(20.0) |
| PLGA | 7(3.2) | 3(42.9) | 4(57.1) | 55.0 | 60-69 70-79 | 1(14.3) | 1(14.3) | 1(14.3) | 4(57.1) | 1(14.3) |
| AcCa | 6(2.7) | 3(50.0) | 3(50.0) | 45.5 | 20-29 | 3(50.0) | 0(0.0) | 2(33.3) | 1(16.7) | 0(0.0) |
Subm = submandibular gland, subli = sublingual gland, M = male, F = female, ACC = adenoid cystic carcinoma, MEC = mucoepidermoid carcinoma, Adeno Ca NOS = adenocarcinoma not otherwise specified, Ca ex Pa = carcinoma –ex-pleomorphic adenoma, PLGA = polymorphous low grade adenocarcinoma, AcCa = acinic cell Carcinoma, PCAC= papillary cystic adenocarcinoma