Background
Motivation
Factors of demand for health care
Papers | Class | Factors in the literature | Factors in this paper |
---|---|---|---|
DAT20, NAK20, SUK16, SEI18, NGH17, D20, TET17 | Individual characteristics | .Education (+) [TET17] .Age (+) [SEI18, DAT20] (population ageing contributes to increased health expenditure at the macroeconomic level) (+) [NGH17] .Income (+) .Poverty (−) | .Education .Age .Income .Poverty .Gender |
SUK16, ABD17, NGH17, CHE21, ZHA20 | Health level and condition | .Chronic disease (+) .Interaction with ill individuals (+) .Illness stigmatization (−) .Anxiety (a positive predictor of TB stigmatization) [CHE21] (−) .Health level of the community and capacity to support health care seeking (+) | .Serious lung diseases (including chronic diseases) .Subjective pain level caused by respiratory illness or dry cough .Symptoms caused by respiratory illness .Duration of respiratory illness and dry cough |
D20, DAT20, SEI18, SUK16 | Health knowledge | .Ability to identify symptoms, their severity, linkage with illnesses and causes (+) .Limited knowledge about prevention and treatment (−) .Degree of “health literacy” or capacity to obtain and use information in order to ensure good health [SUK16] (+) | Proxied by education |
D20, NAK20, CHE21, SUK16 | Intrahousehold relationships, gender and communities | .Mothers’ agency to seek health care (−) and control of household budget (+); .Household size (−) .Female gender (−/+) .Support from relatives in seeking health care and overcoming stigmatization (+) .Social capital [SUK16] (+) | .Household size .Gender of respondent .Gender of child’s caregiver |
D20, CHE21, NAK20, DAT20, DIA13 | Access to care (including relationship with providers and treatment cost) | .Previous contacts (+) and good personal relations with health care provider (+), including good patient–physician communication (+) [CHE21] .Health facility distance (−) .Treatment cost (−), copayment or any out-of-pocket disbursement being required (−) .Opportunity cost of treatment (specifically transport cost) (−) .Waiting time (−) | .Facility distance or travel time .Waiting time .Has at least a moderate amount of time available to seek health care .Health insurance |
D20, NAK20, TET17, DIA13, SEI18 | Nonprofessional care (traditional medicine and alternative, self-prescribed and over-the-counter medication) | .Resort to self-made medication (including traditional plant- and herb-based remedies) (−) and self-medication with either traditional or ordinary drugs (−) [SEI18]; .Resort to traditional healers and “chemists” (medication vendors) (−) .Relative distance of formal and nonformal care options (e.g., “chemist”/drug vendors are inside the community and health facility is outside) (−) | Resort to nonprofessional health care (mostly traditional medication) |
PIA17, NGH17 | Macroeconomic factors | .GDP (predictor of public health care expenditure) [PIA17] (+) .Labour force (idem) [PIA 17] (+) .Technological progress (which fosters economic growth and thus health expenditure) [PIA 17] (+) | Not addressed |
Region of study
Disease class a | ICD-10 b | Approximate aetiology a | Aetiology source a | Freq. c |
---|---|---|---|---|
Asthma | J45-J46 | Viral, bacterial, allergen-driven, pollution-exposure-driven but also genetic | 4,08% | |
Acute bronchitis and bronchiolitis | J20-J21 | Mainly viral, but bronchitis also may be bacterial | 4,95% | |
Bronchitis, emphysema and other chronic obstructive lung diseases | J40-J44 | Smoking and air pollution | 6,12% | |
Chronic diseases of tonsils and adenoids | J35 | Bacterial | [43] | 0,01% |
Acute pharyngitis and tonsillits | J02-J03 | Bacterial or viral | 29,40% | |
Influenza or flu | J09-J11 | Viral | [46] | 14,38% |
Acute laryngitis and tracheitis | J04 | Bacterial or viral | 0,26% | |
Other diseases of the respiratory system | J22, J66-J99 | Indeterminate, as multiple diseases are included | Does not apply | 6,69% |
Other diseases of the nose and the paranasal sinuses | J30-J31, J33-J34 | Idem | Does not apply | 0,19% |
Other diseases of the upper respiratory tract | J36-J39 | Idem | Does not apply | 0,00% |
Other acute infections of the upper airways | J00-J01, J05-J06 | Idem | Does not apply | 26,77% |
Pneumonia | J12-J18 | Bacterial or viral | [50] | 7,14% |
Chronic sinusitis | J32 | Bacterial | 0,001% | |
Total | 100,00% |
Method
Respiratory illness survey
Cough survey
Data quality and analysis
Results
Surveys’ description
Variable | Whole sample | Only children | ||
---|---|---|---|---|
Mean (SD) | Min-max | Mean (SD) | Min-max | |
Sought medical care | 0.38 (0.49) | 0–1 | 0.46 (0.5) | 0–1 |
Illness’ duration | 9.83 (14.07) | 1–180 | 8.21 (6.38) | 1–60 |
Illness’ number of symptoms | 10.39 (4.1) | 1–20 | 10.09 (3.87) | 2–19 |
Illness caused extreme pain | 0.18 (0.38) | 0–1 | 0.14 (0.34) | 0–1 |
Age | 29.61 (23.93) | 0.33–89 | 8.28 (4.87) | 0.33–17 |
Age squared | 1448.29 (1828.93) | 0.11–7921 | 92.19 (87.24) | 0.11–289 |
Female | 0.5 (0.5) | 0–1 | 0.5 (0.5) | 0–1 |
Ever had lung disease | 0.37 (0.48) | 0–1 | 0.35 (0.48) | 0–1 |
Years of schooling | 7.83 (4.3) | 0–15 | 8.81 (3.78) | 0–15 |
Household income (log.) | 7.49 (0.75) | 4.61–10.17 | 7.46 (0.76) | 4.61–10.17 |
Household size | 3.98 (1.85) | 1–15 | 4.51 (1.65) | 1–15 |
Poor | 0.29 (0.45) | 0–1 | 0.4 (0.49) | 0–1 |
Has health insurance | 0.11 (0.31) | 0–1 | 0.1 (0.31) | 0–1 |
Distance to health unit (metres) | 1535.24 (1999.03) | 14.94–13,648.26 | 1660.2 (2084.22) | 25.66–10,023.73 |
Illness occurred in the dry season | 0.13 (0.34) | 0–1 | ||
Female * household size | 2.03 (2.42) | 0–13 | ||
Mother answered | 0.74 (0.44) | 0–1 | ||
Father answered | 0.11 (0.32) | 0–1 |
Variable | Whole sample | Only children | ||
---|---|---|---|---|
Mean (SD) | Min-max | Mean (SD) | Min-max | |
Sought medical care | 0.33 (0.47) | 0–1 | 0.38 (0.49) | 0–1 |
Cough duration | 10.36 (12.95) | 1–120 | 9.22 (8.46) | 1–60 |
Cough caused extreme pain | 0.23 (0.42) | 0–1 | 0.25 (0.43) | 0–1 |
Age | 27.67 (21.92) | 1–81 | 9.44 (4.66) | 1–17 |
Age squared | 1243.24 (1588.51) | 1–6561 | 110.52 (89.25) | 1–289 |
Female | 0.52 (0.5) | 0–1 | 0.54 (0.5) | 0–1 |
Ever had lung disease | 0.3 (0.46) | 0–1 | 0.28 (0.45) | 0–1 |
Years of schooling | 7.57 (4.29) | 0–15 | 7.99 (4.25) | 0–15 |
Household income (log.) | 7.2 (0.99) | 0–9.85 | 7.2 (0.84) | 5.02–9.11 |
Household size | 4.49 (1.85) | 1–11 | 5.2 (1.92) | 2–11 |
Has time to seek health care | 0.76 (0.43) | 0–1 | 0.79 (0.41) | 0–1 |
Poor | 0.47 (0.5) | 0–1 | 0.56 (0.5) | 0–1 |
Has health insurance | 0.09 (0.29) | 0–1 | 0.08 (0.27) | 0–1 |
Time to health unit | 14.38 (14.25) | 1–100 | 15.38 (15.31) | 2–100 |
Waiting time in the health unit | 89.27 (84.24) | 1–600 | 92.99 (90.82) | 1–600 |
Resorts to nonprofessional care | 0.05 (0.23) | 0–1 | 0.71 (0.46) | |
Cough occurred in the dry season | 0.34 (0.47) | 0–1 | ||
Female * household size | 2.48 (2.8) | 0–11 | ||
Mother answered | 0.71 (0.46) | 0–1 | ||
Father answered | 0.1 (0.3) | 0–1 |
Econometric analysis
pro | log | pro_int | log_int | pro_chi | log_chi | |
---|---|---|---|---|---|---|
Illness’ duration | 0.0083 | 0.0187 | 0.0082 | 0.0185 | 0.0456* | 0.0792* |
[0.0067] | [0.0180] | [0.0067] | [0.0181] | [0.0177] | [0.0309] | |
Illness’ number of symptoms | 0.0624*** | 0.1010*** | 0.0625*** | 0.1011*** | 0.0861*** | 0.1428** |
[0.0160] | [0.0266] | [0.0160] | [0.0265] | [0.0253] | [0.0435] | |
Illness caused extreme pain | 0.3723* | 0.5957* | 0.3743* | 0.6009* | 0.4777 | 0.8664 |
[0.1604] | [0.2696] | [0.1607] | [0.2703] | [0.3026] | [0.5346] | |
Age | −0.0531*** | − 0.0892*** | − 0.0530*** | − 0.0894*** | − 0.0358 | − 0.0754 |
[0.0099] | [0.0169] | [0.0099] | [0.0171] | [0.0720] | [0.1206] | |
Age squared | 0.0006*** | 0.0011*** | 0.0006*** | 0.0011*** | − 0.0017 | − 0.0021 |
[0.0001] | [0.0002] | [0.0001] | [0.0002] | [0.0039] | [0.0066] | |
Female | 0.18 | 0.2838 | 0.0844 | 0.0517 | −0.038 | −0.0826 |
[0.1208] | [0.2049] | [0.2987] | [0.5447] | [0.1815] | [0.3071] | |
Ever had lung disease | 0.0577 | 0.109 | 0.0586 | 0.1099 | 0.0719 | 0.1224 |
[0.1275] | [0.2129] | [0.1274] | [0.2127] | [0.1981] | [0.3296] | |
Years of schooling | −0.0095 | −0.0179 | − 0.009 | − 0.0165 | − 0.0332 | −0.0595 |
[0.0174] | [0.0293] | [0.0175] | [0.0295] | [0.0266] | [0.0460] | |
Household income | −0.0746 | −0.1285 | − 0.0758 | −0.1319 | − 0.0256 | −0.0255 |
[0.0906] | [0.1505] | [0.0908] | [0.1510] | [0.1331] | [0.2265] | |
Household size | −0.0629+ | − 0.1105 | −0.0747 | − 0.1427 | 0.0218 | 0.0345 |
[0.0381] | [0.0680] | [0.0575] | [0.1141] | [0.0560] | [0.0951] | |
Poor | 0.1061 | 0.1763 | 0.1076 | 0.1806 | 0.1717 | 0.2984 |
[0.1375] | [0.2255] | [0.1375] | [0.2253] | [0.2000] | [0.3427] | |
Has health insurance | 0.1582 | 0.3125 | 0.1596 | 0.3169 | 0.0919 | 0.131 |
[0.1990] | [0.3313] | [0.1993] | [0.3322] | [0.3014] | [0.5054] | |
Distance to health unit | 0 | 0 | 0 | 0 | 0 | −0.0001 |
[0.0000] | [0.0001] | [0.0000] | [0.0001] | [0.0000] | [0.0001] | |
Illness occurred in the dry season | −0.0629 | − 0.0982 | − 0.0671 | −0.1078 | ||
[0.1746] | [0.2927] | [0.1749] | [0.2942] | |||
Female * household size | 0.0241 | 0.059 | ||||
[0.0700] | [0.1302] | |||||
Mother answered | −0.08 | −0.0907 | ||||
[0.2449] | [0.4057] | |||||
Father answered | −0.2554 | − 0.339 | ||||
[0.3469] | [0.5909] | |||||
Intercept | 0.2277 | 0.4722 | 0.2765 | 0.6082 | −0.5058 | −0.8943 |
[0.6733] | [1.1343] | [0.6981] | [1.1981] | [1.0677] | [1.8154] | |
N | 519 | 519 | 519 | 519 | 241 | 241 |
r2_p | 0.1155 | 0.117 | 0.1157 | 0.1174 | 0.1653 | 0.1669 |
chi2 | 66.1068 | 59.975 | 66.0322 | 59.6461 | 40.7541 | 36.3801 |
p | 0 | 0 | 0 | 0 | 0.0003 | 0.0016 |
ll | − 305.6186 | −305.0764 | −305.5477 | − 304.936 | − 138.804 | −138.5359 |
pro | log | pro_int | log_int | pro_chi | |
---|---|---|---|---|---|
Cough duration | 0.0211* | 0.0345+ | 0.0202* | 0.0328 | 0.0547** |
[0.0096] | [0.0191] | [0.0100] | [0.0204] | [0.0202] | |
Cough caused extreme pain | 0.8242** | 1.3778** | 0.8748** | 1.4805** | 0.6636+ |
[0.2855] | [0.4963] | [0.3012] | [0.5317] | [0.4021] | |
Age | −0.0459+ | −0.0739+ | − 0.0458* | − 0.0750+ | − 0.3453* |
[0.0234] | [0.0432] | [0.0228] | [0.0410] | [0.1735] | |
Age squared | 0.0006+ | 0.0009 | 0.0006+ | 0.0009 | 0.0166+ |
[0.0003] | [0.0007] | [0.0003] | [0.0006] | [0.0090] | |
Female | −0.0791 | −0.148 | −0.743 | −1.3225 | 0.187 |
[0.2346] | [0.4182] | [0.7103] | [1.2908] | [0.3326] | |
Ever had lung disease | 0.6274* | 1.0551* | 0.5731* | 0.9722* | 0.4161 |
[0.2627] | [0.4666] | [0.2662] | [0.4708] | [0.3831] | |
Years of schooling | −0.0409 | − 0.0674 | − 0.0435 | − 0.0708 | − 0.0186 |
[0.0323] | [0.0555] | [0.0319] | [0.0540] | [0.0379] | |
Household income | −0.0096 | −0.0428 | − 0.0162 | −0.0506 | − 0.3177 |
[0.1333] | [0.2424] | [0.1314] | [0.2346] | [0.2529] | |
Household size | 0.2210** | 0.3729** | 0.1237 | 0.2002 | 0.1513+ |
[0.0769] | [0.1378] | [0.1259] | [0.2264] | [0.0874] | |
Has time to seek health care | 0.0565 | 0.0548 | 0.0388 | 0.0259 | −0.1728 |
[0.2674] | [0.4498] | [0.2665] | [0.4471] | [0.3553] | |
Poor | 0.0394 | 0.05 | 0.0233 | 0.0109 | −0.0046 |
[0.2919] | [0.5255] | [0.2930] | [0.5267] | [0.3930] | |
Has health insurance | 0.4803 | 0.7895 | 0.4547 | 0.7318 | −0.0821 |
[0.4039] | [0.6859] | [0.4011] | [0.6775] | [0.6626] | |
Time to health unit | −0.0006 | 0.0004 | 0.0019 | 0.0044 | −0.0035 |
[0.0098] | [0.0198] | [0.0099] | [0.0195] | [0.0107] | |
Waiting time in the health unit | −0.002 | − 0.0034 | − 0.0022 | − 0.0037 | −0.0006 |
[0.0015] | [0.0026] | [0.0015] | [0.0027] | [0.0016] | |
Resorts to nonprofessional care | −1.0307+ | − 1.7512+ | − 1.0017 | −1.7174 | |
[0.6113] | [1.0464] | [0.6240] | [1.0696] | ||
Cough occurred in the dry season | 0.7812** | 1.2846** | 0.8089*** | 1.3378** | |
[0.2439] | [0.4284] | [0.2455] | [0.4315] | ||
Female * household size | 0.1463 | 0.2572 | |||
[0.1494] | [0.2683] | ||||
Intercept | −1.3504 | − 2.0615 | −0.8489 | − 1.1943 | 2.0861 |
[0.9920] | [1.7160] | [1.0788] | [1.8517] | [2.1098] | |
N | 168 | 168 | 168 | 168 | 89 |
r2_p | 0.2538 | 0.249 | 0.2585 | 0.2539 | 0.208 |
chi2 | 55.8248 | 46.4543 | 55.6801 | 46.5984 | 24.4023 |
p | 0 | 0.0001 | 0 | 0.0001 | 0.0409 |
ll | −79.2711 | −79.7813 | −78.7682 | − 79.2529 | −46.8759 |