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in 182 spinal segments. Table 1 shows sample characteristics. Table 1 Sample Characteristics There were more than 5 readers for each specialty and degree of professional experience. However, only 3 readers worked at category 2

for GA impairment and construction of the CARE Frailty Index are provided in supplemental eAppendices 1 and 2 . Statistical Analysis We compared baseline characteristics between the 3 age groups (60–64, 65–74, and ≥75 years) using appropriate

. Statistical analysis was performed using SPSS Statistics, version 25 (IBM Corporation), and P <.05 was considered statistically significant. Results A total of 153 patients were included in the analysis; baseline characteristics are shown in Table 1 . Median

.29). 14 , 18 Only patients with a secondary diagnosis of metastatic disease were included (ICD-9-CM codes 197.x and 198.x). These selection criteria yielded 1,944 patients. Patient and Hospital Characteristics Patient age at admission, year of admission

characteristics were extracted from medical records. Assessments included physical fitness tests and questionnaires, and were performed at the following time points: (1) baseline/enrollment, (2) end of treatment (1 week after radiotherapy if received, or the

,586). Results Cohort Characteristics A total of 22,033 patients were included in the cohort with a mean age of 75 years. Prior diagnosis of osteoporosis and use of bisphosphonates were found in 1.2% and 6.3% of the cohort, respectively. Most patients were

antigen immunoglobulin A. Tests were 2-sided, and a P value <.05 was considered significant. Results The characteristics of the 2,263 patients in the different treatment groups are presented in Table 1 . In the NACT + CCRT group (N=1,073), 81.5% of

data from the Netherlands Cancer Registry (NCR). 13 All patients newly diagnosed with cancer are registered in the nationwide NCR. Information regarding patient and tumor characteristics are extracted directly from medical records by trained NCR data

accessible online at http://www.cdc.gov/nchs/nhds.htm . All diagnoses are based on ICD-9-CM codes. Data Collection Data collected and analyzed included age, sex, race, admission type (urgent/emergent vs elective), hospital characteristics, LOS

patients who underwent SCS by imaging practices. Characteristics between patients treated by high- versus low-frequency imaging providers were compared using chi-square tests for discrete variables and t tests for continuous variables. Because CA-125