From: A case–control study regarding factors associated with digital dermatitis in Norwegian dairy herds
Secondary control measures | n | DD+ (n = 108) | DD− (n = 281) | OR | 95% CI of OR | P value |
---|---|---|---|---|---|---|
n (%)b | n (%)b | |||||
Use of disinfectant litter in cubicles | ||||||
No | 329 | 89 (82.4) | 240 (85.4) | Baseline | 0.464 | |
Yes | 60 | 19 (17.6) | 41 (14.6) | 1.25 | 0.69–2.27 | |
Missing | 0 | 0 | 0 | |||
Use of disinfectant footbaths | ||||||
No | 354 | 88 (82.2) | 266 (94.7) | Baseline | 0.000 | |
Yes | 34 | 19 (17.8) | 15 (5.3) | 3.83 | 1.87–7.86 | |
Missing | 1 | 1 | 0 | |||
Installed claw washing system in barn | ||||||
No | 321 | 78 (72.2) | 243 (87.7) | Baseline | 0.000 | |
Yes | 63 | 30 (27.8) | 33 (11.9) | 2.83 | 1.62–4.94 | |
Uncertain | 1 | 0 (0) | 1 (0.4) | 1 | ||
Missing | 4 | 0 | 4 |