Table 1 Benign skin tumors and their associations with the selected study candidate risk factors
From: Benign skin tumors in older persons: a population-based study
Seborrheic keratosis | Lentigo solaris | Cherry angiomas | Melanocytic nevi | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
None | 1–50 | > 50 | p value | None | 1–50 | > 50 | p value | None | 1–50 | > 50 | p value | None | 1–50 | > 50 | p value | |
N* | 117 | 347 | 86 | 164 | 353 | 34 | 201 | 323 | 27 | 278 | 253 | 20 | ||||
Sex | 0.008 | < 0.001 | 0.009 | 0.951 | ||||||||||||
- Female | 81 (23.4) | 223 (64.5) | 42 (12.1) | 75 (21.7) | 247 (71.4) | 24 (6.9) | 114 (32.9) | 209 (60.4) | 23 (6.6) | 173 (50.0) | 160 (46.2) | 13 (3.8) | ||||
- Male | 36 (17.6) | 124 (60.8) | 44 (21.6) | 89 (43.4) | 106 (51.7) | 10 (4.9) | 87 (42.4) | 114 (55.6) | 4 (2.0) | 105 (51.2) | 93 (45.4) | 7 (3.4) | ||||
Fitzpatrick skin type | 0.126 | 0.265 | 0.300 | 0.007 | ||||||||||||
- I | 4 (23.5) | 11 (64.7) | 2 (11.8) | 3 (17.6) | 14 (82.4) | 0 (0.0) | 7 (41.2) | 10 (58.8) | 0 (0.0) | 13 (76.5) | 4 (23.5) | 0 (0.0) | ||||
- II | 46 (26.1) | 112 (63.6) | 18 (10.2) | 64 (36.4) | 101 (57.4) | 11 (6.2) | 53 (30.1) | 114 (64.8) | 9 (5.1) | 83 (47.2) | 85 (48.3) | 8 (4.5) | ||||
- III | 42 (17.1) | 157 (63.8) | 47 (19.1) | 67 (27.2) | 163 (66.3) | 16 (6.5) | 90 (36.6) | 143 (58.1) | 13 (5.3) | 117 (47.6) | 125 (50.8) | 4 (1.6) | ||||
- IV | 25 (22.9) | 65 (59.6) | 19 (17.4) | 30 (27.3) | 73 (66.4) | 7 (6.4) | 49 (44.5) | 56 (50.9) | 5 (4.5) | 63 (57.3) | 39 (35.5) | 8 (7.3) | ||||
History of outdoor working | 0.006 | 0.065 | 0.231 | 0.336 | ||||||||||||
- No | 105 (22.2) | 304 (64.3) | 64 (13.5) | 144 (30.4) | 306 (64.6) | 24 (5.1) | 174 (36.7) | 274 (57.8) | 26 (5.5) | 241 (50.8) | 218 (46.0) | 15 (3.2) | ||||
- Yes | 12 (15.8) | 43 (56.6) | 21 (27.6) | 20 (26.3) | 47 (61.8) | 9 (11.8) | 26 (34.2) | 49 (64.5) | 1 (1.3) | 37 (48.7) | 34 (44.7) | 5 (6.6) | ||||
Smoking | 0.049 | 0.364 | 0.668 | 0.921 | ||||||||||||
- No | 71 (21.5) | 212 (64.2) | 47 (14.2) | 90 (27.3) | 217 (65.8) | 23 (7.0) | 116 (35.2) | 195 (59.1) | 19 (5.8) | 170 (51.5) | 148 (44.8) | 12 (3.6) | ||||
- Quit | 44 (21.2) | 130 (62.5) | 34 (16.3) | 72 (34.4) | 127 (60.8) | 10 (4.8) | 79 (37.8) | 122 (58.4) | 8 (3.8) | 101 (48.3) | 100 (47.8) | 8 (3.8) | ||||
- Yes | 1 (10.0) | 4 (40.0) | 5 (50.0) | 2 (20.0) | 7 (70.0) | 1 (10.0) | 5 (50.0) | 5 (50.0) | 0 (0.0) | 5 (50.0) | 5 (50.0) | 0 (0.0) | ||||
Skin itching disturbingly | 0.176 | 0.070 | 0.072 | 0.999 | ||||||||||||
- No | 92 (21.0) | 284 (64.8) | 62 (14.2) | 127 (28.9) | 290 (66.1) | 22 (5.0) | 161 (36.7) | 252 (57.4) | 26 (5.9) | 222 (50.6) | 201 (45.8) | 16 (3.6) | ||||
- Yes | 25 (22.5) | 63 (56.8) | 23 (20.7) | 37 (33.3) | 63 (56.8) | 11 (9.9) | 39 (35.1) | 71 (64.0) | 1 (0.9) | 56 (50.5) | 51 (45.9) | 4 (3.6) | ||||
Number of offspring#, Mean (SD) | 3.6 (2.4) | 2.9 (1.9) | 2.6 (1.0) | 0.016 | 3.1 (2.2) | 3.0 (2.0) | 3.1 (1.3) | 0.513 | 3.0 (1.8) | 3.1 (2.1) | 2.7 (2.4) | 0.093 | 3.2 (2.3) | 2.9 (1.7) | 2.5 (1.4) | 0.517 |