Table 1.

Key characteristics and quality of studies included in the meta-analysis.

Study	Indication	Followup (months)	THA	Hemiarthroplasty	Main outcomes
Dorr et al. [11] 1986	Displaced femoral neck fractures Garden III/IV	24	39 cemented THAs	51 cemented or uncemented hemiarthroplasties	Reoperations, mortality, dislocations, local infections, mortality
Ravikumar and Marsh [36] 2000	Displaced femoral neck fractures Garden III/IV	156	91 cemented THAs	81 unipolar and uncemented hemiarthroplasties	Reoperations, mortality, dislocations, local infections
Keating et al. [22] 2005	Displaced femoral neck fractures	24	69 cemented THAs	111 bipolar and cemented hemiarthroplasties	Reoperations, mortality, dislocations, local infections, general complications
Avery et al. [2] 2011	Displaced femoral neck fractures	108	40 cemented THAs	41 cemented and bipolar hemiarthroplasties	Reoperations, mortality, dislocations, local infections, general complications
Hedbeck et al. [16] 2011	Displaced femoral neck fractures	48	60 cemented THAs	60 bipolar and cemented hemiarthroplasties	Reoperations, mortality, dislocations, local infections, general complications, function (Harris hip score)
Macaulay et al. [28] 2008	Displaced femoral neck fractures Garden III/IV	24	17 cemented or uncemented THAs	23 hemiarthroplasties	Reoperations, mortality, dislocations, local infections, general complications, function (Harris hip score)
Mouzopoulos et al. [33] 2008	Displaced femoral neck fractures Garden III/IV	48	43 cemented THAs	43 bipolar hemiarthroplasties	Reoperations, mortality, function (Harris hip score)
Deng et al. [9] 2009	Displaced femoral neck fractures Garden III/IV	36	28 cemented or uncemented THAs	28 cemented or uncemented hemiarthroplasties	Reoperations, dislocations, local infections, general complications, function (Harris hip score)
van den Bekerom et al. [41] (2010)	Displaced femoral neck fractures	60	115 cemented THAs	137 cemented hemiarthroplasties	Reoperations, mortality, dislocations, general complications
Lai [24] (2010)	Displaced femoral neck fractures Garden III/IV	34	20 uncemented THAs	22 uncemented hemiarthroplasties	Reoperations, dislocations, local infections, general complications
Li et al. [25] (2011)	Displaced femoral neck fractures	60	55 cemented or uncemented THAs	52 hemiarthroplasties	Dislocations, general complications, function (Harris hip score)
Pang [34] (2011)	Displaced femoral neck fractures	40	47 cemented or uncemented THAs	47 bipolar and cemented hemiarthroplasties	Dislocations, general complications, function (Harris hip score)