Table 4. Inequality indices for accessibility of SHWs in Tigray and Dire-Dawa regions during 2017.

Region/SHWs			Theil Indices (95%CI)		Atkinson Indices (95%CI)			Gini Index (95%CI)
			TT at α = 1	TL at α = 0	AI at ε = 0.5	AI at ε = 1	AI at ε = 2
Tigray
	HOs	Total	0.101 [0.067, 0.135]	0.110 [0.063, 0.157)	0.051 (0.033, 0.069]	0.104 (0.063, 0.146]	0.235 [0.108, 0.361]	0.246 (0.208, 0.285)
		Urban	0.071 [0.029, 0.113)	0.069 [0.031, 0.106)	0.034 [0.015, 0.053]	0.066 [0.031, 0.101]	0.127 (0.066, 0.188]	0.201 [0.144, 0.257]
		Rural	0.151 [0.061, 0.241)	0.189 (0.049, 0.330)	0.080 (0.030, 0.131]	0.172 [0.058, 0.287]	0.396 [0.137, 0.655)	0.301 [0.214, 0.388]
	Nurses	Total	0.061[0.033, 0.089)	0.061 (0.036, 0.087)	0.030 [0.017, 0.043)	0.059 (0.036, 0.083]	0.116 (0.075, 0.156]	0.193 (0.149, 0.237)
		Urban	0.056 [0.021, 0.091]	0.063 (0.027, 0.099]	0.029 (0.012, 0.047)	0.061 (0.027, 0.095]	0.128 (0.065, 0.192)	0.179 (0.112, 0.246]
		Rural	0.061 (0.022, 0.101]	0.059 (0.024, 0.093]	0.030 [0.011, 0.048)	0.057 [0.024, 0.090)	0.107 (0.053, 0.160]	0.188 [0.129, 0.248)
	Midwives	Total	0.056 (0.038, 0.075)	0.059 (0.040, 0.078]	0.028 [0.019, 0.038)	0.057 [0.039, 0.075]	0.115 (0.080, 0.150)	0.187 [0.153, 0.222)
		Urban	0.061 (0.023, 0.099)	0.069 (0.029, 0.110)	0.032 (0.013, 0.051]	0.067 (0.029, 0.105)	0.142 [0.071, 0.213]	0.185 [0.111, 0.258)
		Rural	0.054 (0.033, 0.075]	0.053 (0.033, 0.074]	0.027 [0.016, 0.037)	0.052 [0.032, 0.072)	0.099 [0.064, 0.135)	0.185 (0.146, 0.224]
	Overall	Total	0.051 (0.029, 0.073]	0.050 [0.029, 0.070]	0.025 [0.014, 0.035]	0.049 [0.029, 0.068)	0.093 [0.059, 0.127)	0.175 (0.137, 0.214)
	SHWs	Urban	0.151 (0.067, 0.235]	0.189 (0.056, 0.323)	0.080 (0.033, 0.128]	0.172 (0.063, 0.282]	0.396 [0.139, 0.652]	0.301 (0.222, 0.381]
		Rural	0.071 (0.024, 0.118]	0.069 (0.025, 0.112]	0.034 [0.012, 0.056]	0.066 (0.026, 0.107)	0.127 [0.054, 0.200)	0.201 (0.136, 0.265]
Dire-Dawa
	HOs	Total	0.066 [0.015, 0.117)	0.074 [0.019, 0.129]	0.034 (0.009, 0.060]	0.072 [0.020, 0.123)	0.150 (0.053, 0.247]	0.199 (0.114, 0.295]
		Urban	0.082 (0.024, 0.141)	0.090 [0.031, 0.149]	0.042 (0.014, 0.071)	0.086 (0.032, 0.140]	0.172 (0.075, 0.269]	0.220 [0.121, 0.320)
		Rural	0.026 (0.001, 0.052]	0.028 (0.002, 0.054]	0.014 (0.001, 0.026]	0.028 (0.002, 0.053]	0.056 [0.005, 0.108)	0.121 (0.033, 0.208]
	Nurses	Total	0.057 [0.005, 0.108)	0.066 (0.008, 0.124]	0.030 [0.003, 0.057)	0.064 [0.009, 0.119)	0.141 [0.029, 0.252]	0.178 [0.085, 0.272)
		Urban	0.060 (0.006, 0.113]	0.067 [0.009, 0.125)	0.031 (0.004, 0.058]	0.065 [0.010, 0.119]	0.136 [0.030, 0.242]	0.185 (0.083, 0.287)
		Rural	0.006 (0.001, 0.011)	0.006 (0.001, 0.011)	0.003 (0.000, 0.005]	0.006 [0.001, 0.011)	0.012 (0.002, 0.022)	0.056 [0.018, 0.095]
	Midwives	Total	0.134 (0.028, 0.240)	0.152 [0.020, 0.283]	0.069 [0.013, 0.124]	0.141 (0.027, 0.255)	0.291 (0.067, 0.516)	0.276 (0.144, 0.409]
		Urban	0.073 [-0.022, 0.168)	0.093 [-0.016, 0.201]	0.040 (-0.009, 0.089]	0.088 [-0.011, 0.188]	0.205 [0.007, 0.402)	0.186 [0.039, 0.333)
		Rural	0.039 (0.000, 0.079)	0.043 (0.003, 0.084)	0.020 (0.001, 0.040]	0.042 (0.003, 0.082)	0.088 [0.009, 0.167)	0.141 (0.030, 0.253)
	Overall	Total	0.063 (0.003, 0.122]	0.073 [0.005, 0.141]	0.033 [0.002, 0.064]	0.071 [0.007, 0.134)	0.156 (0.031, 0.280)	0.186 (0.085, 0.286]
	SHWs	Urban	0.060 (0.006, 0.114)	0.069 [0.011, 0.127)	0.032 [0.004, 0.059)	0.067 (0.012, 0.121]	0.143 (0.037, 0.249]	0.177 [0.071, 0.283)
		Rural	0.012 (0.000, 0.023)	0.012 (0.001, 0.023]	0.006 (0.000, 0.011]	0.012 (0.001, 0.023]	0.025 [0.002, 0.047]	0.076 (0.014, 0.138]

HOs: health officers; SHWs: skilled health workers