A Study on the Association between Low Maternal Serum Magnesium Level and Preterm Labour

Table 4

Comparison of the previous studies on serum magnesium level in preterm labour with the current study [14, 26–30].

Reference	Serum magnesium level	𝑃 value
	(mean ± SD) mg/dL
Kurzal [26]	1.60±0.46	<0.0005
Pushpo and Jagdish [27]	1.67±0.23	<0.001
Smolarczyk et al. [29]	1.64±0.07	<0.003
Wójcicka-Jagodzińska et al. [30]	1.63±0.053	<0.001
Begum et al. [28]	1.77±0.36	<0.001
Shahid et al. [14]	1.87±0.3	<0.001
Present study	1.73±0.4	<0.05