Table 4.
Fit factor comparisons for exercises and total scores between groups with and without facial hair using FFP3 filtering respirators.
| Without Facial Hair with FFP3 Respirator (n = 32) |
With Facial Hair with FFP3 Respirator (n = 31) |
p * Value | |||
|---|---|---|---|---|---|
| Exercise | Mean ± SD (IC)% |
Median (IR) |
Mean ± SD (IC)% |
Median (IR) |
|
| Exercise 1 | 197.31 ± 203.31 (124.00 ± 270.61) |
131.50 (172.50) |
46.70 ± 59.55 (24.86 ± 68.55) |
17.00 (57.30) |
<0.01 |
| Exercise 2 | 142.78 ± 111.05 (102.74 ± 182.81) |
96.00 (149.75) |
52.99 ± 75,58 (25.23 ± 80.75) |
27.00 (73.20) |
<0.01 |
| Exercise 3 | 133.43 ± 92.34 (100.14 ± 166.73) |
117.00 (121.71) |
53.80 ± 61.98 (31.06 ± 76.54) |
21.00 (81.00) |
<0.01 |
| Exercise 4 | 117.35 ± 90.53 (84.71 ± 150.00) |
92.50 (117.75) |
47.89 ± 54.02 (28.08 ± 67.61) |
22.00 (72.00) |
<0.01 |
| Exercise 5 | 84.50 ± 49.57 (66.82 ± 102.37) |
80.50 (87.25) |
40.08 ± 27.62 (29.94 ± 50.21) |
33.00 (23.00) |
<0.01 |
| Exercise 6 | 48.32 ± 40.97 (33.54 ± 63.09) |
35.50 (58.75) |
20.69 ± 19.97 (13.36 ± 28.01) |
11.00 (28.00) |
<0.01 |
| Exercise 7 | 55.28 ± 35.99 (42.30 ± 68.25) |
49.50 (51.00) |
36.86 ± 43.89 (20.76 ± 52.96) |
17.00 (54.60) |
0.005 |
| Exercise 8 | 115.31 ± 105.07 (77.42 ± 153.19) |
88.00 (87.00) |
51.69 ± 57.89 (30.45 ± 72.82) |
24.00 (82.30) |
<0.01 |
| Total score | 65.75 ± 37.58 (52.20 ± 79.29) |
57.50 (51.75) |
30.59 ± 29.98 (19.59 ± 41.58) |
18.00 (38.30) |
<0.01 |
Abbreviations: CI, confidence interval; SD, standard deviation. * Mann –Whitney U test for independent groups. p < 0.05 was considered as statistically significant for a 95% CI.