Table 1 The characteristics of RCT studies.

From: The role of PD-L1 in patients with non-small cell lung cancer receiving neoadjuvant immune checkpoint inhibitor plus chemotherapy: a meta-analysis

Study

Phase

Stage

Sample size

Age, Median (Range)

Male, n (%)

PD-L1 expression

Neoadjuvant treatment regimen

Arms

N

Tumor cell < 1%

Tumor cell 1 to 49%

Tumor cell ≥ 50%

Heymach 202319(AEGEAN)

3

Stage IIA to IIIB NSCLC

Study

366

65 (30–88)

252 (68.9)

122 (33.3)

135 (36.9)

109 (29.8)

Durvalumab + carboplatin and paclitaxel

   

Control

374

65 (39–85)

278 (74.3)

125 (33.4)

142 (38.0)

107 (28.6)

Carboplatin + paclitaxel

Forde 202220(CheckMate-816)

3

Stage IB to IIIA NSCLC

Study

179

64 (41–82)

128 (71.5)

78 (43.6)

51 (28.5)

38 (21.2)

Nivolumab + platinum-doublet chemotherapy

   

Control

179

65 (34–84)

127 (70.9)

77 (43.0)

47 (26.3)

42 (23.5)

Platinum-doublet chemotherapy

Wakelee 202321(KEYNOTE-671)

3

Stage II to IIIB

NSCLC

Study

397

63 (26–83)

279 (70.3)

138 (34.8)

127 (32.0)

132 (33.2)

Pembrolizumab + platinum-doublet chemotherapy

   

Control

400

64 (35–81)

284 (71.0)

151 (37.8)

115 (28.8)

134 (33.5)

Platinum-doublet chemotherapy

Provencio 202322(NADIM II)

2

Stage IIIA or IIIB NSCLC

Study

57

63.4 (NA)

36 (63.2)

20 (35.1)

19 (33.3)

18 (31.6)

Nivolumab plus platinum-based chemotherapy

   

Control

46

63.1 (NA)

34 (73.9)

10 (21.7)

23 (50.0)

13 (28.3)

Platinum-doublet chemotherapy

Lu 202423(Neotorch)

3

Stage II or III NSCLC

Study

202

62 (56–65)

181 (89.6)

51 (25.3)

69 (34.2)

64 (31.7)

Toripalimab + platinum based chemotherapy

   

Control

202

61 (56–65)

189 (93.6)

54 (26.7)

68 (33.7)

64 (31.7)

Platinum-based chemotherapy

Yue 202424(RATIONALE-315)

3

Stage II to IIIA

NSCLC

Study

226

62 (30–80)

205 (90.7)

89 (39.4)

NR

NR

Tislelizumab + platinum-based chemotherapy

   

Control

227

63 (36–78)

205 (90.3)

84 (37.0)

NR

NR

Platinum-based chemotherapy

Lei 202325(TD-FOREKNOW)

2

Stage IIIA or IIIB NSCLC

Study

43

61 (54–65)

34 (79.1)

7 (16.3)

NR

NR

Camrelizumab + platinum-based chemotherapy

   

Control

45

61 (54–65)

40 (88.9)

8 (17.8)

NR

NR

Platinum-based chemotherapy

Cascone 202426(CheckMate 77T)

3

Stage IIA to IIIB NSCLC

Study

229

66 (NA)

167 (72.9)

93 (40.6)

83 (36.2)

45 (19.7)

Nivolumab + platinum-doublet chemotherapy

   

Control

232

66 (NA)

160 (69.0)

93 (40.1)

76 (32.8)

52 (22.4)

Platinum-doublet chemotherapy

  1. NSCLC, non-small-cell lung cancer; PD-L1, programmed cell death 1 ligand 1; NR, not reported; NA, not available; RCT, randomized controlled trial.