Table 3. Characteristics of chronic periodontitis in US hospitalizations (2013-2014).
* Bedsize of hospital indicates the number of hospital beds which varies depending on hospital location (Rural/ Urban), teaching status (Teaching/ Non-teaching), and Region (Northeast/Midwest/ Southern/Western)
The numbers in the table are column percentage (%) indicates a direct comparison between Chronic Periodontitis Vs. Non- Chronic Periodontitis amongst US hospitalizations between January 2013-December 2014.
| Chronic Periodontitis | Non-chronic Periodontitis | Total | p values | |
| Weighted frequency (%) | 7020 (0.01%) | 56492768 (99.99%) | 56499768 (100) | < 0.0001 |
| Demographics of Patients | ||||
| Age Mean ±SD | 53.2 ± 16.7 | 57.4 ± 20.5 | ||
| Age Group (Years) (%) | <0.0001 | |||
| 18 - 34 | 16.81 | 19.58 | 19.58 | |
| 35 - 49 | 22.08 | 14.81 | 14.81 | |
| 50 - 64 | 36.18 | 23.91 | 23.91 | |
| 65 - 79 | 18.23 | 24.95 | 24.95 | |
| ≥ 80 | 6.70 | 16.74 | 16.74 | |
| Gender (%) | < 0.0001 | |||
| Male | 59.19 | 41.06 | 41.07 | |
| Female | 40.81 | 58.94 | 58.93 | |
| Race (%) | < 0.0001 | |||
| White | 60.44 | 70.62 | 70.62 | |
| African American | 25.93 | 15.21 | 15.21 | |
| Hispanic | 11.21 | 10.96 | 10.96 | |
| Asian or Pacific Islander | 1.90 | 2.60 | 2.60 | |
| Native American | 0.51 | 0.61 | 0.61 | |
| Characteristics of Patients | ||||
| Median Household Income Category for patient's Zip code (%) | <0.0001 | |||
| 0-25th percentile | 38.31 | 30.15 | 30.15 | |
| 26-50th percentile | 26.40 | 26.75 | 26.75 | |
| 51-75th percentile | 20.88 | 23.21 | 23.21 | |
| 76-100th percentile | 14.41 | 19.88 | 19.88 | |
| Primary Payer (%) | < 0.0001 | |||
| Medicare | 35.62 | 46.74 | 46.73 | |
| Medicaid | 26.20 | 16.90 | 16.90 | |
| Private Insurance | 21.27 | 27.68 | 27.68 | |
| Other/Self-pay/No charge | 16.92 | 8.68 | 8.68 | |
| Admission type (%) | <0.0001 | |||
| Non- elective | 85.20 | 75.46 | 75.47 | |
| Elective | 14.80 | 24.54 | 24.53 | |
| Admission day (%) | 0.0981 | |||
| Weekday | 78.92 | 79.71 | 79.71 | |
| Weekend | 21.08 | 20.29 | 20.29 | |
| Characteristics of Hospitals | ||||
| Bedsize of hospital (%) * | <0.0001 | |||
| Small | 12.11 | 16.22 | 16.22 | |
| Medium | 21.01 | 28.05 | 28.05 | |
| Large | 66.88 | 55.73 | 55.73 | |
| Hospital Location & Teaching Status (%) | 0.0001 | |||
| Rural | 6.55 | 33.29 | 33.29 | |
| Urban Non-teaching | 19.09 | 33.29 | 33.29 | |
| Urban Teaching | 74.36 | 33.29 | 33.29 | |
| Hospital Region (%) | < 0.0001 | |||
| Northeast | 18.09 | 20.10 | 20.10 | |
| Midwest | 23.15 | 20.49 | 20.49 | |
| South | 42.31 | 40.13 | 40.13 | |
| West | 16.45 | 19.27 | 19.27 | |
| Comorbidities of Patients (%) | ||||
| Diabetes mellitus | 25.36 | 25.42 | 25.42 | 0.8978 |
| Hypertension | 50.78 | 52.69 | 52.69 | 0.0014 |
| Obesity | 15.24 | 13.66 | 13.66 | 0.0001 |
| Hypercholesterolemia | 4.42 | 5.54 | 5.54 | <0.0001 |
| Drug Abuse | 10.83 | 4.93 | 4.93 | <0.0001 |
| Alcohol Abuse | 10.83 | 5.98 | 5.98 | <0.0001 |
| Current or Past smoker | 43.87 | 27.45 | 27.45 | <0.0001 |
| Deyo's Charlson Comorbidity Index (CCI) (%) | < 0.0001 | |||
| 0 | ||||
| 1 | 55.70 | 63.45 | 63.45 | |
| 2 | 17.02 | 13.46 | 13.46 | |
| 3 | 10.11 | 8.37 | 8.37 | |
| 4 | 4.99 | 5.72 | 5.72 | |
| ≥ 5 | 12.81 | 9.00 | 9.00 | |