Contribution to Authorship
AE : developed the hypothesis, chief investigator, contributed to the planning, recruitment, data collection and interpretation, and wrote the manuscript.
IA : produced the statistical analysis plan and the statistical analysis report, and critically reviewed the manuscript.
FAL : contributed to the conception, planning, carrying out and collection of data and interpretation, writing up and critical review of the manuscript.
JP : contributed to the carrying out and collection of data, writing up and critical review of the manuscript.
PG : contributed to the planning, carrying out and collection of data, writing up and critical review of the manuscript.
MP : contributed to the carrying out and collection of data, writing up and critical review of the manuscript.
BS : contributed to the carrying out and collection of data, writing up and critical review of the manuscript.
AEG : contributed to the carrying out and collection of data, writing up and critical review of the manuscript.
LB : contributed to the carrying out and collection of data, writing up and critical review of the manuscript.
JW : contributed to the carrying out and collection of data, writing up and critical review of the manuscript.
JB : contributed to the planning, carrying out, and critical review of the manuscript.
SB : contributed to the conception, planning, carrying out, writing up and critical review of the manuscript.
DS: produced the initial statistical analysis plan and power calculation, writing up and critical review of the manuscript.
LB : critically reviewed the statistical analysis, and contributed to writing up and critical review of the manuscript.
SS : contributed to the conception, planning, carrying out, writing up and critical review of the manuscript.
DR : contributed to the conception, planning, carrying out, data collection and interpretation, writing up and critical review of the manuscript.