Table 1.

Variable list of patient survey

Variables	Type	Coding
Outcome
Frozen shoulder	Nominal	2 codes (1 for Yes, 0 for No)
Predictor
Age	Ordinal	3 codes (20–45, 46–60, ≥ 61)
Gender	Nominal	2 codes (1 for male, 0 for female)
Occupation	Nominal	4 codes
Hand	Nominal	2 codes (1 for right, 2 for left)
BMI	Ordinal	3 codes
Conditions	Nominal	14 codes
Medications	Nominal	11 codes
Smoke	Nominal	2 codes (1 for yes, 0 for no)
Stress	Ordinal	3 codes
Problem	Nominal	6 codes
Complaint	Nominal	6 codes
Shoulder	Nominal	2 codes (1 for right, 2 for left)
Sharp pain	Nominal	2 codess (1 for yes, 0 for no)
Dull Pain	Nominal	2 codes (1 for yes, 0 for no)
Aching	Nominal	2 codes (1 for yes, 0 for no)
Throbbing	Nominal	2 codes (1 for yes, 0 for no)
Numbness	Nominal	2 codes (1 for yes, 0 for no)
Shooting	Nominal	2 codes (1 for yes, 0 for no)
Burning	Nominal	2 codes (1 for yes, 0 for no)
Pain	Nominal	4 codes
Pain score	Nominal	2 codes
Wake	Nominal	2 codes (1 for yes, 0 for no)
Before	Nominal	2 codes (1 for yes, 0 for no)
Dislocated	Nominal	2 codes (1 for yes, 0 for no)
Injection	Nominal	2 codes (1 for yes, 0 for no)
Surgery	Nominal	2 codes (1 for yes, 0 for no)
Medicine	Nominal	2 codes (1 for yes, 0 for no)
Interfere	Nominal	2 codes (1 for yes, 0 for no)
Activity	Nominal	2 codes (1 for yes, 0 for no)
Lifting	Nominal	2 codes (1 for yes, 0 for no)
Behind	Nominal	2 codes (1 for yes, 0 for no)
Sports	Nominal	2 codes (1 for yes, 0 for no)
Decrease	Nominal	4 codes
MRI	Nominal	2 codes (1 for yes, 0 for no)
Repetitive	Nominal	2 codes (1 for yes, 0 for no)
Hours	Nominal	5 codes
Improvement	Nominal	3 codes
Killers	Nominal	2 codes (1 for yes, 0 for No)
Trauma	Nominal	2 codes (1 for yes, 0 for No)
Working	Nominal	2 codes (1 for yes, 0 for No)
Dominant	Nominal	5 codes
History	Nominal	10 codes