Page 219 - AJWEP-v22i3

Sustainable innovation in the construction industry

2. Methodology 2.2. Response rate and potential biases
The response rate was monitored to ensure adequate
A methodology was designed for data collection representativeness of the sample. Given the
before the socioeconomic research. The qualitative and methodology, which included online questionnaires
quantitative research was conducted in line with the and controlled interviews, the response rate was in
stated objective and hypotheses. As part of the research, the optimal range of 60 – 70%. Possible biases may
responses were collected from users and investors have arisen if respondents with previous experience in
regarding the advantages and disadvantages of modern timber construction or strong preferences for a specific
wood-based buildings. The methodology included a construction type had exerted a disproportionate
questionnaire and a controlled interview. influence on the responses. To minimize this type of
The questionnaires were designed to cover all three bias, the questions were formulated neutrally, promoting
key areas of research: Architectural-structural-technical objectivity of the answers and ensuring a balance of
area (questions related to the technical properties of views from all groups of respondents.
wooden buildings, as well as their comparison with The results of the correlation analysis provided
other materials in terms of durability and energy valuable information on how the perception of
efficiency), social area (respondents answered wooden buildings differs between different groups of
questions regarding the comfort of living in wooden respondents and how these factors influence decision-
buildings, health, impact on the psyche, and quality of making about the use of wooden buildings compared to
life), and technological-economic area (these questions traditional construction methods.
focused on the costs of construction, maintenance, and
operation of wooden buildings compared to other types 3. Results and discussion
of buildings).
The hypothesis focused on the influence of age This section presents the research results focused
in relation to the interdependencies among the on the perception of the parameters of wood-based
individual criteria. The questionnaire included items buildings compared to traditional construction methods
addressing the technological and economic aspects among potential users and investors. A total of more
of wood-based constructions. The collected data than 172 responses were collected in the research. The
were analyzed using a statistical tool (Statistica, research sample was 57.1% men and 42.8% women.
version 12), applying the correlation coefficient Age groups were represented as follows: 18 – 25 years
method to determine the strength and direction of (12.2%), 26 – 35 years (31.2%), 36 – 45 years (24.5%),
relationships between two numerical variables. This and over 45 years (32.1%).
correlation analysis enabled the identification and
evaluation of the intensity of associations between 3.1. Architectural and construct-technical
individual criteria (e.g., the influence of age on the breakdown
perception of wooden buildings in technological, A total of 63.1% of respondents answered that they were
economic, and social areas). familiar with the term wood-based building, while 31.5%
responded that they had encountered it only partially, and
2.1. Sampling strategy and sample selection only 5.4% stated that they had not heard of it. These findings
considerations suggest that the term wood-based building is well-known
This study used stratified random sampling to ensure among the surveyed population. Regarding architectural
the representativeness of the participating respondents flexibility, 51.4% of respondents stated that wood-based
from different age groups. This sampling strategy buildings were not limited in terms of architectural
was appropriate to consider potential differences in design, 36.3% considered them partially limited, and
perceptions of wooden buildings between different 12.3% viewed them as architecturally constrained. In
demographic groups, allowing for a more detailed terms of design preferences, most respondents’ preferred
evaluation of factors, such as the influence of age on combined shapes (57%), 28.2% preferred cubic shapes,
the perception of technological, economic, and social and 18.8% preferred proven design shapes.
aspects of wooden buildings. Based on this approach, a
sufficient number of respondents (n = 172) were selected 3.2. Social breakdown
from a sample of users and investors, thus obtaining As for internal comfort of use in wood-based buildings
diversified data for accurate analyses. (air quality, temperature, light, and sound), 82% of the

Volume 22 Issue 3 (2025) 213 doi: 10.36922/AJWEP025080047