Study type

Study topic

Disease /health condition
Human medicinal product

Study type

Non-interventional study

Scope of the study

Other

If ‘other’, further details on the scope of the study

Case-finding surveillance study

Data collection methods

Secondary data collection
Non-interventional study

Non-interventional study design

Other

Non-interventional study design, other

Case-finding surveillance study
Study drug and medical condition

Study drug International non-proprietary name (INN) or common name

TERIPARATIDE

Medical condition to be studied

Osteosarcoma
Population studied

Short description of the study population

Men and women aged 40 years or older at the time of diagnosis and had histological confirmation of osteosarcoma or one of five other tumour types with a primary bone site were identified through the Scandinavian Sarcoma Group (SSG) registry and the Finnish and Swedish National Cancer Registries.

Age groups

Adults (46 to < 65 years)
Adults (65 to < 75 years)
Adults (75 to < 85 years)
Adults (85 years and over)

Special population of interest

Other

Special population of interest, other

Osteosarcoma patients

Estimated number of subjects

112
Study design details

Main study objective

The primary objective was to identify newly diagnosed cases of osteosarcoma among men and women aged 40 years or older in selected countries and identify incident osteosarcoma cases with a history of teriparatide treatment. The secondary objective was to collectadditional patient information and data related to other risk factors for osteosarcoma.

Outcomes

Osteosarcoma

Data analysis plan

The analysis compared the observed number of patients with osteosarcoma(OS) with a possible or confirmed exposure to teriparatide to the number of exposed OS cases expected to be identified by cancer registries. The number of patients treated with teriparatide expected tobe diagnosed with OS was calculated using the estimated size of the exposed population and background rate for OS in the Nordic countries (i.e. assuming no association between drug exposure and disease). The incidence rate for OS was generated from population estimates foreach country, as well as published population-based OS incidence. Population estimates for adults aged 40+ yrs were based on national statistics data for each country. Because this population grew from approximately 12 million in 2004 to 13.24 million in 2013, the population at the approximate midpoint of the study (2008), 12.6 million people aged 40+ yrs, was used for relevant estimates.
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