Do Night Shifts Increase the Risk of Benign Paroxysmal Positional Vertigo Among Doctors and Nurses?

Figures & data

Table 1 Comparison of Data in the Group with Symptoms That Started After a Night Duty

Characteristics	BPPV* Started After Night Duty, n = 37	BPPV* Did Not Start After Night Duty, n = 20	P-value
Male	23 (62.2%)	13 (65%)	P < 0.533
Female	14 (37.8%)	7 (35%)
Doctor	8 (21.6%)	15 (75%)	P < 0.0001
Nurse	29 (78.4%)	5 (25%)
Right	22 (59.5%)	12 (60%)	P < 0.598
Left	15 (40.5%)	8 (40%)
Posterior canal	36 (97.3%)	17 (85%)	P < 0.119
Lateral canal	1 (2.7%)	3 (15%)
First episode of BPPV*	36 (97.3%)	12 (60%)	P < 0.001
Diabetes mellitus	0	4 (20%)
Hypertension	3 (8.1%)	2 (10%)	P < 0.58

Abbreviation: *BBPV, benign paroxysmal positional vertigo.