J-LSMS 2018 | Archive | Issues 1 to 4

JOURNAL OF THE LOUISIANA STATE MEDICAL SOCIETY

Figure 6 shows the distribution of GBS hospitalization rates per 100,000 population by parish during the study period. The rates

ranged from 0.74 (Claiborne Parish) to 11.11 (Catahoula Parish), with a mean of 4.6 cases per 100,000.

Figure 6: LAHIDD GBS Case Rate per 100,000 Population: Louisiana, 1999-2014.

condition, or pneumonia. The percentage of cases during the study period which were concurrently diagnosed with aninfection ranged from 20.4% to 45.8 % with a mean of 32.4% ± 6.6%. There was no trend over the study period (Cochran-Armitage chi-square test for trend = 3.41 (p = 0.065).

Concurrent Diagnoses

Figure 7 shows the percentages of GBS hospitalizations which were concurrently diagnosed with an infection, neurological condition, or pneumonia. The percentage of cases during

Figure 7: Percentage of GBS Hospitalizations with Concurrent Infectious, Neurologic, or Acute Respiratory Diagnoses

The percentage of GBS caseswhichwere concurrently diagnosed with a neurological condition ranged from 7.5% to 26.9% with a mean of 15.3% ± 4.4%. There was a slightly positive trend over the study period (Cochran-Armitage chi-square test for trend = 4.53 (p = 0.033).

The percentage of GBS hospitalizations which were concurrently diagnosed with pneumonia ranged from 5.5%-18.2% with a mean of 12.3% ± 3.2%. There was no trend over the study period (Cochran-Armitage chi-square test for trend = 1.57 (p = 0.210).

J La State Med Soc VOL 170 JULY/AUG 2018 111

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