Table 3 Household mean annual OOP spending (in Kenya shillings) to access healthcare among all households (n = 28,810)
|  | Mean annual outpatient (OP) healthcare costs | Mean annual inpatient (IP) healthcare costs | Mean annual total healthcare (OP + IP) costs | Mean annual transport costs | Mean annual total costs (transport + healthcare costs) |
|---|---|---|---|---|---|
Socio-economic quintiles | |||||
 1 (Poorest) | 3246.41 (2719.26–3773.57) | 348.18 (256.14–440.21) | 3594.59 (3055.01–4134.17) | 1645.88 (1527.51–1764.24) | 5240.47 (4649.58–5831.36) |
 2 | 3664.30 (3130.73–4197.88) | 606.83 (448.75–764.91) | 4271.13 (3703.18–4839.08) | 1659.70 (1551.56–1767.84) | 5930.83 (5316.14–6545.52) |
 3 | 4.,596.04 (4099.75–5092.33) | 821.76 (574.91–1068.60) | 5417.80 (4833.47–6002.14) | 2092.64 (1772.65–2412.62) | 7510.44 (6795.31–8225.57) |
 4 | 5608.13 (4949.72–6266.54) | 1022.51 (706.30–1338.72) | 6630.64 (5886.16–7375.11) | 2008.35 (1843.95–2172.75) | 8638.99 (7791.77–9486.21) |
 5 (Richest) | 9511.66 (8518.25–10,505.06) | 1906.08 (1351.27–2460.88) | 11,417.73 (10,212.25–12,623.21) | 2427.14 (2208.29–2645.99) | 13,844.88 (12,511.07–15,178.68) |
Region | |||||
 Urban | 6345.39 (5839.97–6850.81) | 1078.77 (842.69–1314.84) | 7424.15 (6838.19–8010.11) | 1472.21 (1292.60–1651.82) | 8896.37 (8235.54–9557.19) |
 Rural | 4667.96 (4298.45–5037.47) | 852.34 (675.55–1029.13) | 5520.30 (5095.78–5944.82) | 2285.42 (2193.06–2377.77) | 7805.72 (7330.56–8280.88) |
 All | 5325.12 (5025.47–5624.78) | 941.04 (799.21–1082.86) | 6266.16 (5920.52–6611.80) | 1966.67 (1876.52–2056.83) | 8232.83 (7844.81–8620.86) |