[Table/Fig-14]:

The earlier studies showing various precipitating factors in DKA [12,22-26].

Study location /References	Number of episodes	Infections	Concomitant cardiovascular disease	Inadequate insulin treatment or noncompliance	New onset	Other medical illness	Unknown
Frankfurt, Germany / Petzold R et al., [22]	472	19	5	38	+	+	+
Birmingham, U.K./1968-1972/ Soler NG et al., [23]	258	28	3	23	+	+	+
Erfurt, Germany/1970-1971/ Panzram G [24]	133	35	4	21	+	+	+
Base!, Switzerland / 1968 -1978/ Berger W et al., [25]	152	43	-	26	+	+	+
Memphis, TN / 1974-1985/ Kitabchi AE et al., [12]	202	38	-	28	22	10	4
Atlanta GA / l993-1994/Umpierrez GE et al., [26]	144	28	-	41	17	10	4