Association between calcium-sensing receptor (CaSR) R990G, CaSR A986S, and CaSR Q1011E gene polymorphisms and the risk of urolithiasis: a meta-analysis

Egyptian Journal of Medical Human Genetics

Table 2 Baseline characteristics of studies concerning CaSR A986S gene polymorphism in patients with urolithiasis included in the meta-analysis

Author and year	Case				Control				Ethnicity	Type of stone	Genotyping	X² HWE	NOS [S/C/E]
Author and year	AA	AS	SS	N	AA	AS	SS	N	Ethnicity	Type of stone	Genotyping	X² HWE	NOS [S/C/E]
Corbetta et al. 2006 [39]	58	28	8	94	91	42	4	137	Caucasian	Calcium oxalate	PCR	0.10	6[3/1/2]
Ding et al. 2017 [26]	589	25	1	615	303	12	0	315	Asian	Calcium oxalate	PCR	0.12	6[3/1/2]
Guha et al. 2015 [38]	116	82	2	200	162	37	1	200	Asian	Calcium oxalate	PCR	0.52	7[3/2/2]
Hamilton et al. 2009 [30]	110	33	14	157	372	91	6	469	Caucasian	Calcium oxalate	PCR-RFLP	0.03	7[3/2/2]
Han et al. 2013 [31]	64	5	1	70	88	6	0	94	Asian	Calcium oxalate	PCR	0.10	6[3/1/2]
Kim et al. 2011 [40]	415	18	0	433	191	6	0	197	Asian	Calcium oxalate and citrate	PCR-RFLP	0.05	7[3/2/2]
Li et al. 2018 [32]	561	62	1	624	435	35	0	470	Asian	Calcium oxalate	PCR	0.70	8[4/2/2]
Peretokina et al. 2015 [33]	78	26	6	110	48	25	4	77	Caucasian	Calcium phosphate	PCR	0.10	6[3/1/2]
Shakhssalim et al. 2010 [27]	71	26	2	99	93	14	0	107	Asian	Calcium oxalate	PCR	0.52	7[4/1/2]

CaSR calcium-sensing receptor, PCR polymerase chain reaction, PCR-RFLP PCR–restriction fragment length polymorphism, HWE Hardy-Weinberg equilibrium, NOS Newcastle-Ottawa Scale, S selection, C comparability, E exposure