Table 2.

Univariate and multivariable logistic regression of Angina Pectoris (AP)

Characteristics	Univariate		Multivariable
	Unadjusted OR [95% CI]	P-value	Adjusted OR [95% CI]	P-value
Age (years)
<45	ref
45–59	1.17 [1.07–1.27]	0.001	0.81 [0.68–0.97]	0.02
60+	1.43 [1.31–1.56]	< 0.001	0.73 [0.60–0.90]	0.002
Sex
Male	ref
Female	1.34 [1.28–1.41]	< 0.001	1.26 [1.11–1.44]	< 0.001
Marital Status
Currently married	ref
Widowed	1.29 [1.22–1.37]	< 0.001	0.98 [0.85–1.13]	0.819
Divorced/Separated/Deserted/Others	0.72 [0.62–0.84]	< 0.001	0.71 [0.53–0.93]	0.015
Level of Education
No education	ref
Primary	0.87 [0.82–0.92]	< 0.001	0.91 [0.80–1.03]	0.137
Secondary	0.58 [0.54–0.62]	< 0.001	0.83 [0.71–0.96]	0.014
Higher	0.38 [0.34–0.42]	< 0.001	0.63 [0.51–0.78]	< 0.001
Caste
SC	ref
ST	0.77 [0.71–0.83]	< 0.001	0.88 [0.74–1.04]	0.138
OBC	0.94 [0.87–1.00]	0.053	0.96 [0.85–1.09]	0.553
Others	0.89 [0.83–0.96]	0.003	0.95 [0.82–1.12]	0.564
Religion
Hindu	ref
Muslim	1.09 [1.01–1.17]	0.02	1.05 [0.89–1.25]	0.55
Christian	0.73 [0.67–0.80]	< 0.001	0.97 [0.79–1.19]	0.768
Others	0.80 [0.71–0.90]	< 0.001	0.93 [0.74–1.17]	0.54
MPCE
Rich	ref
Middle	0.90 [0.85–0.96]	0.002	0.98 [0.86–1.12]	0.773
Poor	0.87 [0.82–0.92]	< 0.001	0.95 [0.85–1.06]	0.385
Place of Residence
Rural	ref
Urban	0.60 [0.57–0.63]	< 0.001	0.68 [0.61–0.76]	< 0.001
Region
North	ref
South	0.79 [0.73–0.85]	< 0.001	0.87 [0.75–1.02]	0.086
East	0.88 [0.81–0.95]	0.001	0.78 [0.66–0.92]	0.004
West	1.08 [1.00–1.17]	0.048	1.43 [1.21–1.69]	< 0.001
Central	1.57 [1.43–1.72]	< 0.001	2.14 [1.77–2.58]	< 0.001
Northeast	0.79 [0.73–0.86]	< 0.001	1.13 [0.93–1.38]	0.208
Smoking
No	ref
Yes	1.19 [1.13–1.25]	< 0.001	1.23 [1.11–1.37]	< 0.001
Drinking
No	ref
Yes	0.98 [0.92–1.05]	0.614	0.99 [0.87–1.13]	0.904
Age at first job
Before 14	ref
At or after 14	0.64 [0.60–0.69]	< 0.001	0.82 [0.73–0.93]	0.002
Employment Status
Employed	ref
Self-employed	1.32 [1.19–1.47]	< 0.001	1.07 [0.95–1.21]	0.252
Current Main Job Quadrants
High Strain	ref
Passive	0.95 [0.87–1.04]	0.293	0.84 [0.74–0.96]	0.007
Active	1.07 [1.00–1.14]	0.035	0.77 [0.64–0.92]	0.004
Low Strain	0.99 [0.92–1.08]	0.9	0.89 [0.80–1.01]	0.063
Turnover Intention
Intention to Stay	ref
Intention to leave	1.42 [1.21–1.67]	< 0.001	1.45 [1.18–1.79]	< 0.001
ADL Limitation
No difficulty	ref
Moderate	2.08 [1.94–2.23]	< 0.001	1.35 [1.15–1.58]	< 0.001
Severe	2.10 [1.89–2.33]	< 0.001	1.18 [0.87–1.59]	0.284
IADL Limitation
No difficulty	ref
Moderate	1.70 [1.60–1.81]	< 0.001	1.20 [1.06–1.36]	0.004
Severe	2.17 [2.03–2.31]	< 0.001	1.39 [1.18–1.63]	< 0.001
Self-Rated Health (SRH)
Poor	ref
Moderate	0.56 [0.53–0.60]	< 0.001	0.75 [0.66–0.85]	< 0.001
Good	0.26 [0.24–0.28]	< 0.001	0.42 [0.37–0.49]	< 0.001
Life Satisfaction
Low	ref
Medium	0.97 [0.91–1.03]	0.326	1.17 [1.03–1.32]	0.014
High	0.86 [0.81–0.91]	< 0.001	0.96 [0.85–1.07]	0.468
Depressive Symptoms
No	ref
Yes	2.52 [2.33–2.71]	< 0.001	1.28 [1.09–1.51]	0.002
Insomnia
No	ref
Yes	2.76 [2.62–2.90]	< 0.001	1.93 [1.73–2.15]	< 0.001
Morbidity Status
No morbidity	ref
Single morbidity	1.77 [1.67–1.87]	< 0.001	1.59 [1.42–1.78]	< 0.001
Multimorbidity	2.61 [2.46–2.77]	< 0.001	2.31 [2.02–2.65]	< 0.001
Subjective Health Complaints (SHC)
No	ref
Yes	2.26 [1.70–3.00]	< 0.001	2.04 [1.13–3.68]	0.018

Notes: Ref: Reference Category; OR: Odds Ratio; CI: Confidence Interval