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. 2020 Feb 9;10:100557. doi: 10.1016/j.ssmph.2020.100557

Table 4.

Heckprobit model for Infectious disease and treatment seeking behaviour among older people aged 60 years and above in India, NSSO 60th and 71st round.

Background variables Infectious diseases
Treatment seeking
(Outcome equation)
(Selection Equation)
60th round 71st round 60th round 71st round
Age (years)
 (Youngest-old) 60-69 Ref. Ref. Ref. Ref.
 (old-old) 70-79 −0.21*(-0.28,-0.13) −0.2*(-0.32,-0.08) −0.14(-0.43,0.15) 0.03(-0.22,0.29)
 (oldest-old) 80+ −0.33*(-0.46,-0.21) −0.18(-0.37,0.01) −0.42*(-0.84,0) 0.26(-0.17,0.69)
Sex
 Male Ref. Ref. Ref. Ref.
 Female −0.52*(-0.58,-0.45) −0.49*(-0.61,-0.38) −0.29(-0.9,0.32) 0.27*(0.04,0.51)
Education
 Illiterate/No formal schooling Ref. Ref. Ref. Ref.
 Primary completed 0.14*(0.06,0.22) 0.18*(0.05,0.3) −0.05(-0.38,0.28) −0.08(-0.3,0.13)
Secondary completed 0.13(-0.04,0.29) 0.08(-0.13,0.3) 0.39(-0.06,0.85) −0.14(-0.48,0.19)
 Higher secondary completed 0.10(-0.13,0.32) −0.2(-0.46,0.07) 0.03(-0.65,0.72) 0.28(-0.46,1.01)
 Graduate and above −0.16(-0.36,0.03) −0.02(-0.3,0.25) −0.1(-0.89,0.68) 0.19(-0.22,0.6)
Below poverty Line (BPL)
 No Ref. Ref. Ref. Ref.
 Yes −0.06(-0.14,0.02) 0.08(-0.06,0.22) −0.19(-0.4,0.03) −0.26*(-0.51,-0.01)
Economic independence
 Independent Ref. Ref.
 Partially dependent 0.51(-0.03,1.04) −0.67*(-1.2,-0.14)
 Fully dependent 0.38(-0.1,0.86) −0.59*(-1.13,-0.06)
Living arrangement
 Living alone Ref. Ref.
 Living with spouse 0.22(-0.08,0.52) −0.13(-0.36,0.1)
 Living without spouse 0.08(-0.14,0.31) 0.17(-0.05,0.39)
Insurance
 No Ref. Ref.
 Yes −0.11(-0.37,0.16) −0.30*(-0.54,-0.06)
Duration of ailment
 Less than 15 days Ref. Ref.
 More than 15 days 0.21(-0.05,0.47) 0.44*(0.21,0.68)
Caste
 SC/ST Ref. Ref. Ref. Ref.
 Non SC/ST −0.01(-0.09,0.07) 0.05(-0.08,0.18) 0.15(-0.1,0.4) 0.02(-0.23,0.26)
Source: drinking water
 Improved Ref. Ref.
 Tap −0.07(-0.15,0) 0.01(-0.11,0.12)
 Unimproved −0.19*(-0.36,-0.02) −0.18(-0.37,0.02)
Source: Cooking Fuel
 Clean Ref. Ref.
 Unclean 0.07(-0.04,0.19) 0.23*(0.12,0.34)
Nosocomial
 No Ref. Ref.
 Yes −0.004(-0.28,0.27) −0.04(-0.25,0.16)
Religion
 Hindu Ref. Ref. Ref. Ref.
 Islam 0.06(-0.04,0.16) 0.04(-0.13,0.21) −0.02(-0.32,0.29) −0.18(-0.47,0.1)
 Christianity −0.01(-0.18,0.15) 0.18(-0.08,0.44) −0.12(-0.62,0.38) −0.60*(-1.01,-0.18)
 others 0.09(-0.08,0.26) −0.05(-0.34,0.24) 0.3(-0.31,0.92) 0.86*(0.48,1.25)
Type of Residence
 Urban Ref. Ref. Ref. Ref.
 Rural 0.09*(0.01,0.18) −0.03(-0.15,0.1) −0.20(-0.63,0.24) −0.24*(-0.48,-0.01)
Region
 South Ref. Ref. Ref. Ref.
 North 0.12*(0.01,0.23) 0.19*(0.02,0.36) 0.46*(0.07,0.85) −0.59*(-0.91,-0.28)
 Central 0.16*(0.07,0.26) 0.17*(0,0.34) −0.35(-0.97,0.27) −0.36*(-0.68,-0.04)
 East −0.03(-0.13,0.07) 0.31*(0.15,0.47) −0.16(-0.48,0.16) −0.84*(-1.11,-0.57)
 North East 0.22*(0.09,0.36) −0.03(-0.36,0.3) −0.38(-1.07,0.32) −0.42(-1.02,0.18)
 West −0.03(-0.14,0.08) 0.002(-0.18,0.17) 0.41(-0.13,0.96) 0.24(-0.05,0.53)
athrho 0.57(-1.2,2.34) −1.9*(-2.69,-1.11)
rho 0.51(-0.83,0.98) −0.96(-0.99,-0.8)
Wald chi2 72.32* 126.72*
Number of obs 34,761 27,205
Censored obs 32,661 25,459
Uncensored obs 2,100 1,746

*if p < 0.05.

Ref: Reference category.

BPL is calculated using Tendulkar committee estimates for the year 2004 and 2012.

BPL is at individual level as it has been divided by household size.

SC/ST: Scheduled caste/Scheduled tribe; Non- SC/ST: Others.