Table 3 Results of self-reported outcomes concerning the skin disease at T1, T2, T3 and T4 (n = 83)
| T1 | T2 | T3 | T4 | ||
|---|---|---|---|---|---|
| dermatological treatment due to WRSD [at present] | no [%, n] | 3.6 [3] | n. a. | 10.8 [9] | 18.1 [15] |
| yes [%, n] | 94.0 [78] | n. a. | 89.2 [74] | 81.9 [68] | |
| sick leave due to WRSD in the last 12 months | no [%, n] | 60.2 [50] | n. a. | n. a. | n. a. |
| yes [%, n] | 38.6 [32] | n. a. | n. a. | n. a. | |
| sick leave due to WRSD since T1 | no [%, n] | n. a. | 68.7 [57] | n. a. | n. a. |
| yes [%, n] | n. a. | 15.7 [13] | n. a. | n. a. | |
| sick leave due to WRSD since T2 | no [%, n] | n. a. | n. a. | 91.6 [76] | 86.7 [72] |
| yes [%, n] | n. a. | n. a. | 7.2 [6] | 9.6 [8] | |
|
skin condition of the hands [“How do you assess the skin condition of your hands at the moment on a scale from 0 (no skin disorders) to 10 (severe skin disorders)?”, eleven-step numerical rating scale from 0 to 10] | mean [SD, range] | 4.96 [2.31, 0–10] | 4.57 [2.12, 1–10] | 3.64 [2.19, 0–10] | 3.71 [2.43, 0–9] |
|
school grade for the skin condition of the hands [“With which school grade do you assess the skin condition of your hands at the moment?”, six-step numerical rating scale from 1 (very good) to 6 (unsatisfactory)] | mean [SD, range] | 3.80 [1.12, 1–6] | 3.55 [0.99, 1–5] | 3.25 [1.08, 1–6] | 3.28 [1.20, 1–6] |
| assessment of the statement | not at all [%, n] | 2.4 [2] | 7.2 [6] | 12.0 [10] | 15.7 [13] |
| “I currently have skin symptoms” [five-step Likert scale] | mild [%, n] | 33.7 [28] | 33.7 [28] | 42.2 [35] | 39.8 [33] |
| moderate [%, n] | 43.4 [36] | 37.3 [31] | 31.3 [26] | 31.3 [26] | |
| strong [%, n] | 15.7 [13] | 8.4 [7] | 6.0 [5] | 12.0 [10] | |
| very strong [%, n] | 2.4 [2] | 2.4 [2] | 2.4 [2] | – | |
| photographic guide: worst hand eczema ever experienced | almost healed [%, n] | 4.8 [4] | 4.8 [4] | 8.4 [7] | 8.4 [7] |
| mild [%, n] | 14.5 [12] | 18.1 [15] | 22.9 [19] | 24.1 [20] | |
| medium [%, n] | 42.2 [35] | 34.9 [29] | 44.6 [37] | 42.2 [35] | |
| severe [%, n] | 30.1 [25] | 22.9 [19] | 18.1 [15] | 16.9 [14] | |
| photographic guide: average hand eczema in the last 12 months | almost healed [%, n] | 6.0 [5] | 2.4 [2] | 14.5 [12] | 20.5 [17] |
| mild [%, n] | 41.0 [34] | 37.3 [31] | 48.2 [40] | 45.8 [38] | |
| medium [%, n] | 38.6 [32] | 36.1 [30] | 26.5 [22] | 24.1 [20] | |
| severe [%, n] | 4.8 [4] | 3.6 [3] | 3.6 [3] | 1.2 [1] | |
|
photographic guide: hand eczema at present [“If you look at your hands right now: Which group of pictures corresponds to your hand eczema? Please choose the more affected hand.” five-step Likert scale with each four pictures for four groups (almost healed to severe)] | no hand eczema [%, n] | 3.6 [3] | 3.6 [3] | 12.0 [10] | 10.8 [9] |
| almost healed [%, n] | 15.7 [13] | 21.7 [18] | 31.3 [26] | 28.9 [24] | |
| mild [%, n] | 41.0 [34] | 41.0 [34] | 43.4 [36] | 36.1 [30] | |
| medium [%, n] | 28.9 [24] | 14.5 [12] | 9.6 [8] | 19.3 [16] | |
| severe [%, n] | 3.6 [3] | 1.2 [1] | 2.4 [2] | 2.4 [2] | |
|
changes of the skin disorders since T2 [“Did you skin disorder change since you have participated in the skin protection seminar?”] | no (=remained the same) [%, n] | n. a. | n. a. | 38.6 [32] | 31.3 [26] |
| yes [%, n] | n. a. | n. a. | 60.2 [50] | 67.5 [56] | |
| I don’t know [%, n] | n. a. | n. a. | 1.2 [1] | – | |
|
“If yes: How did your skin disorder change?” (T3: n = 50, T4: n = 56) | healed [%, n] | n. a. | n. a. | 4.0 [2] | 14.3 [8] |
| strong improvement [%, n] | n. a. | n. a. | 40.0 [20] | 28.6 [16] | |
| slight improvement [%, n] | n. a. | n. a. | 48.0 [24] | 46.4 [26] | |
| slight worsening [%, n] | n. a. | n. a. | 2.0 [1] | 3.6 [2] | |
| strong worsening [%, n] | n. a. | n. a. | 4.0 [2] | 5.4 [3] | |
|
“Do you attribute this change to participating in the skin protection seminar?” (T3: n = 50, T4: n = 56) | yes [%, n] | n. a. | n. a. | 40.0 [20] | 51.8 [29] |
| in parts [%, n] | n. a. | n. a. | 54.0 [27] | 28.6 [16] | |
| no [%, n] | n. a. | n. a. | 6.0 [3] | 17.9 [10] |