Table 3. Proportion of population of characteristics and unweighted kappa for physician agreement of cause of death categorization, by covariate.

Variable		n	(%)	kappa	(95%CI)
India	Overall	1040	100.0	0.66	0.63	0.70
MMR by region*	Low	85	8.2	0.69	0.48	0.78
	Medium	266	25.6	0.63	0.57	0.69
	High	689	66.2	0.67	0.63	0.71
Rurality	Rural	938	90.2	0.67	0.64	0.72
	Urban	102	9.8	0.59	0.47	0.71
Death Registration	Yes	396	38.1	0.69	0.63	0.75
	No	644	61.9	0.68	0.64	0.73
Relationship with respondent	Husband or mother-in-law	341	32.8	0.65	0.61	0.71
	Other	699	67.2	0.67	0.62	0.71
Respondent lived with deceased	Yes	806	77.5	0.63	0.59	0.68
	No	234	22.5	0.74	0.67	0.80
Religion	Hindu	814	78.2	0.66	0.63	0.70
	Muslim	161	15.5	0.67	0.58	0.74
	Other	65	6.3	0.60	0.46	0.71
Education of deceased	Illiterate	636	61.2	0.65	0.60	0.68
	Literate	404	38.8	0.68	0.61	0.73
Education of respondent	Illiterate	468	45.0	0.64	0.59	0.69
	Literate	572	55.0	0.69	0.64	0.73
Occupation of deceased	Nonworker	696	67.0	0.64	0.59	0.68
	Worker	344	33.0	0.71	0.65	0.76
Gestational age	7 months	858	82.5	0.62	0.57	0.66
	<7 months	182	17.5	0.67	0.58	0.73
Hospital admission	Yes	472	45.4	0.66	0.58	0.71
	No	568	54.6	0.66	0.62	0.71
Maternal age	19 years	115	11.0	0.70	0.61	0.82
	20–29 years	539	51.8	0.63	0.56	0.67
	30 years	386	37.2	0.64	0.57	0.69

^*Maternal mortality ratio by state of low (125 per 100 000 livebirth), medium (>126 254 per 100 000) and high (375 per 100 000) [24].